{"version":3,"sources":["webpack:///node_modules/lodash/lodash.js"],"names":["undefined","FUNC_ERROR_TEXT","PLACEHOLDER","wrapFlags","argsTag","arrayTag","boolTag","dateTag","errorTag","funcTag","genTag","mapTag","numberTag","objectTag","regexpTag","setTag","stringTag","symbolTag","weakMapTag","arrayBufferTag","dataViewTag","float32Tag","float64Tag","int8Tag","int16Tag","int32Tag","uint8Tag","uint8ClampedTag","uint16Tag","uint32Tag","reEmptyStringLeading","reEmptyStringMiddle","reEmptyStringTrailing","reEscapedHtml","reUnescapedHtml","reHasEscapedHtml","RegExp","source","reHasUnescapedHtml","reEscape","reEvaluate","reInterpolate","reIsDeepProp","reIsPlainProp","rePropName","reRegExpChar","reHasRegExpChar","reTrimStart","reWhitespace","reWrapComment","reWrapDetails","reSplitDetails","reAsciiWord","reForbiddenIdentifierChars","reEscapeChar","reEsTemplate","reFlags","reIsBadHex","reIsBinary","reIsHostCtor","reIsOctal","reIsUint","reLatin","reNoMatch","reUnescapedString","rsComboRange","rsComboMarksRange","rsBreakRange","rsMathOpRange","rsAstral","rsBreak","rsCombo","rsDigits","rsDingbat","rsLower","rsMisc","rsFitz","rsNonAstral","rsRegional","rsSurrPair","rsUpper","rsMiscLower","rsMiscUpper","reOptMod","rsSeq","join","rsEmoji","rsSymbol","reApos","reComboMark","reUnicode","reUnicodeWord","reHasUnicode","reHasUnicodeWord","contextProps","templateCounter","typedArrayTags","cloneableTags","stringEscapes","freeParseFloat","parseFloat","freeParseInt","parseInt","freeGlobal","global","Object","freeSelf","self","root","Function","freeExports","exports","nodeType","freeModule","module","moduleExports","freeProcess","process","nodeUtil","types","require","binding","e","nodeIsArrayBuffer","isArrayBuffer","nodeIsDate","isDate","nodeIsMap","isMap","nodeIsRegExp","isRegExp","nodeIsSet","isSet","nodeIsTypedArray","isTypedArray","apply","func","thisArg","args","length","call","arrayAggregator","array","setter","iteratee","accumulator","index","value","arrayEach","arrayEachRight","arrayEvery","predicate","arrayFilter","resIndex","result","arrayIncludes","baseIndexOf","arrayIncludesWith","comparator","arrayMap","Array","arrayPush","values","offset","arrayReduce","initAccum","arrayReduceRight","arraySome","asciiSize","baseProperty","baseFindKey","collection","eachFunc","key","baseFindIndex","fromIndex","fromRight","baseIsNaN","baseIndexOfWith","baseMean","baseSum","object","basePropertyOf","baseReduce","current","baseTimes","n","baseTrim","string","slice","trimmedEndIndex","replace","baseUnary","baseValues","props","cacheHas","cache","has","charsStartIndex","strSymbols","chrSymbols","charsEndIndex","deburrLetter","escapeHtmlChar","escapeStringChar","chr","hasUnicode","test","mapToArray","map","size","forEach","overArg","transform","arg","replaceHolders","placeholder","setToArray","set","setToPairs","stringSize","lastIndex","stringToArray","match","split","charAt","unescapeHtmlChar","_","runInContext","context","uid","defaults","pick","Date","Error","Math","String","TypeError","arrayProto","prototype","funcProto","objectProto","coreJsData","funcToString","toString","hasOwnProperty","idCounter","maskSrcKey","exec","keys","IE_PROTO","nativeObjectToString","objectCtorString","oldDash","reIsNative","Buffer","Symbol","Uint8Array","allocUnsafe","getPrototype","getPrototypeOf","objectCreate","create","propertyIsEnumerable","splice","spreadableSymbol","isConcatSpreadable","symIterator","iterator","symToStringTag","toStringTag","defineProperty","getNative","ctxClearTimeout","clearTimeout","ctxNow","now","ctxSetTimeout","setTimeout","nativeCeil","ceil","nativeFloor","floor","nativeGetSymbols","getOwnPropertySymbols","nativeIsBuffer","isBuffer","nativeIsFinite","isFinite","nativeJoin","nativeKeys","nativeMax","max","nativeMin","min","nativeNow","nativeParseInt","nativeRandom","random","nativeReverse","reverse","DataView","Map","Promise","Set","WeakMap","nativeCreate","metaMap","realNames","dataViewCtorString","toSource","mapCtorString","promiseCtorString","setCtorString","weakMapCtorString","symbolProto","symbolValueOf","valueOf","symbolToString","lodash","isObjectLike","isArray","LazyWrapper","LodashWrapper","wrapperClone","baseCreate","proto","isObject","baseLodash","chainAll","this","__wrapped__","__actions__","__chain__","__index__","__values__","__dir__","__filtered__","__iteratees__","__takeCount__","__views__","Hash","entries","clear","entry","ListCache","MapCache","SetCache","__data__","add","Stack","data","arrayLikeKeys","inherited","isArr","isArg","isArguments","isBuff","isType","skipIndexes","isIndex","push","arraySample","baseRandom","arraySampleSize","shuffleSelf","copyArray","baseClamp","arrayShuffle","assignMergeValue","eq","baseAssignValue","assignValue","objValue","assocIndexOf","baseAggregator","baseEach","baseAssign","copyObject","baseAt","paths","skip","get","number","lower","upper","baseClone","bitmask","customizer","stack","isDeep","isFlat","isFull","constructor","input","tag","getTag","isFunc","cloneBuffer","initCloneObject","getSymbolsIn","keysIn","getSymbols","Ctor","cloneArrayBuffer","dataView","buffer","byteOffset","byteLength","cloneTypedArray","regexp","symbol","stacked","subValue","getAllKeysIn","getAllKeys","baseConformsTo","baseDelay","wait","baseDifference","includes","isCommon","valuesLength","outer","computed","valuesIndex","templateSettings","pop","getMapData","pairs","LARGE_ARRAY_SIZE","createBaseEach","baseForOwn","baseEachRight","baseForOwnRight","baseEvery","baseExtremum","isSymbol","baseFilter","baseFlatten","depth","isStrict","isFlattenable","baseFor","createBaseFor","baseForRight","baseFunctions","isFunction","baseGet","path","castPath","toKey","baseGetAllKeys","keysFunc","symbolsFunc","baseGetTag","isOwn","unmasked","baseGt","other","baseHas","baseHasIn","baseIntersection","arrays","othLength","othIndex","caches","maxLength","Infinity","seen","baseInvoke","parent","last","baseIsArguments","baseIsEqual","equalFunc","objIsArr","othIsArr","objTag","othTag","objIsObj","othIsObj","isSameTag","equalArrays","name","message","convert","isPartial","objIsWrapped","othIsWrapped","objUnwrapped","othUnwrapped","objProps","objLength","othProps","objStacked","othStacked","skipCtor","othValue","compared","objCtor","othCtor","baseIsMatch","matchData","noCustomizer","srcValue","COMPARE_PARTIAL_FLAG","baseIsNative","baseIteratee","identity","baseMatchesProperty","baseMatches","property","baseKeys","isPrototype","baseKeysIn","isProto","baseLt","baseMap","isArrayLike","getMatchData","matchesStrictComparable","isKey","isStrictComparable","hasIn","baseMerge","srcIndex","mergeFunc","safeGet","newValue","isTyped","isArrayLikeObject","isPlainObject","toPlainObject","baseNth","baseOrderBy","iteratees","orders","getIteratee","criteria","comparer","sort","objCriteria","othCriteria","ordersLength","compareAscending","basePickBy","baseSet","basePullAll","indexOf","basePullAt","indexes","previous","baseUnset","baseRepeat","baseRest","start","setToString","overRest","baseSample","baseSampleSize","nested","baseSetData","baseSetToString","constant","baseShuffle","baseSlice","end","baseSome","baseSortedIndex","retHighest","low","high","MAX_ARRAY_LENGTH","mid","baseSortedIndexBy","valIsNaN","valIsNull","valIsSymbol","valIsUndefined","othIsDefined","othIsNull","othIsReflexive","othIsSymbol","setLow","baseSortedUniq","baseToNumber","baseToString","baseUniq","createSet","seenIndex","baseUpdate","updater","baseWhile","isDrop","baseWrapperValue","actions","action","baseXor","baseZipObject","assignFunc","valsLength","castArrayLikeObject","castFunction","stringToPath","castRest","castSlice","id","copy","arrayBuffer","typedArray","valIsDefined","valIsReflexive","composeArgs","partials","holders","isCurried","argsIndex","argsLength","holdersLength","leftIndex","leftLength","rangeLength","isUncurried","composeArgsRight","holdersIndex","rightIndex","rightLength","isNew","createAggregator","initializer","createAssigner","assigner","sources","guard","isIterateeCall","iterable","createCaseFirst","methodName","trailing","createCompounder","callback","words","deburr","createCtor","arguments","thisBinding","createFind","findIndexFunc","createFlow","flatRest","funcs","prereq","thru","wrapper","getFuncName","funcName","getData","isLaziable","plant","createHybrid","partialsRight","holdersRight","argPos","ary","arity","isAry","isBind","isBindKey","isFlip","getHolder","holdersCount","newHolders","createRecurry","fn","arrLength","oldArray","createInverter","toIteratee","createMathOperation","operator","defaultValue","createOver","arrayFunc","createPadding","chars","charsLength","createRange","step","toFinite","createRelationalOperation","toNumber","wrapFunc","isCurry","newData","setData","setWrapToString","createRound","precision","toInteger","pair","noop","createToPairs","createWrap","srcBitmask","newBitmask","isCombo","customDefaultsAssignIn","customDefaultsMerge","customOmitClone","arrStacked","arrValue","flatten","otherFunc","type","stubArray","hasPath","hasFunc","isLength","ArrayBuffer","resolve","ctorString","isMaskable","stubFalse","otherArgs","shortOut","reference","details","count","lastCalled","stamp","remaining","rand","memoize","memoizeCapped","charCodeAt","quote","subString","clone","difference","differenceBy","differenceWith","findIndex","findLastIndex","head","intersection","mapped","intersectionBy","intersectionWith","pull","pullAll","pullAt","union","unionBy","unionWith","unzip","group","unzipWith","without","xor","xorBy","xorWith","zip","zipWith","chain","interceptor","wrapperAt","countBy","find","findLast","forEachRight","groupBy","invokeMap","keyBy","partition","sortBy","before","bind","bindKey","WRAP_BIND_FLAG","debounce","options","lastArgs","lastThis","maxWait","timerId","lastCallTime","lastInvokeTime","leading","maxing","invokeFunc","time","shouldInvoke","timeSinceLastCall","timerExpired","trailingEdge","timeWaiting","debounced","isInvoking","cancel","flush","defer","delay","resolver","memoized","Cache","negate","overArgs","transforms","funcsLength","partial","partialRight","rearg","gt","gte","isError","isInteger","isNumber","isString","lt","lte","toArray","next","done","remainder","toLength","isBinary","assign","assignIn","assignInWith","assignWith","at","propsIndex","propsLength","defaultsDeep","mergeWith","invert","invertBy","invoke","merge","omit","CLONE_DEEP_FLAG","pickBy","prop","toPairs","toPairsIn","camelCase","word","toLowerCase","capitalize","upperFirst","kebabCase","lowerCase","lowerFirst","snakeCase","startCase","upperCase","toUpperCase","pattern","attempt","bindAll","methodNames","flow","flowRight","method","methodOf","mixin","over","overEvery","overSome","range","rangeRight","augend","addend","divide","dividend","divisor","multiply","multiplier","multiplicand","round","subtract","minuend","subtrahend","after","castArray","chunk","compact","concat","cond","conforms","properties","curry","curryRight","drop","dropRight","dropRightWhile","dropWhile","fill","filter","flatMap","flatMapDeep","flatMapDepth","flattenDeep","flattenDepth","flip","fromPairs","functions","functionsIn","initial","mapKeys","mapValues","matches","matchesProperty","nthArg","omitBy","once","orderBy","propertyOf","pullAllBy","pullAllWith","reject","remove","rest","sampleSize","setWith","shuffle","sortedUniq","sortedUniqBy","separator","limit","spread","tail","take","takeRight","takeRightWhile","takeWhile","tap","throttle","toPath","isArrLike","unary","uniq","uniqBy","uniqWith","unset","update","updateWith","valuesIn","wrap","zipObject","zipObjectDeep","entriesIn","extend","extendWith","clamp","cloneDeep","cloneDeepWith","cloneWith","conformsTo","defaultTo","endsWith","target","position","escape","escapeRegExp","every","findKey","findLastKey","forIn","forInRight","forOwn","forOwnRight","inRange","isBoolean","isElement","isEmpty","isEqual","isEqualWith","isMatch","isMatchWith","isNaN","isNative","isNil","isNull","isSafeInteger","isUndefined","isWeakMap","isWeakSet","lastIndexOf","maxBy","mean","meanBy","minBy","stubObject","stubString","stubTrue","nth","noConflict","pad","strLength","padEnd","padStart","radix","floating","temp","reduce","reduceRight","repeat","sample","some","sortedIndex","sortedIndexBy","sortedIndexOf","sortedLastIndex","sortedLastIndexBy","sortedLastIndexOf","startsWith","sum","sumBy","template","settings","isEscaping","isEvaluating","imports","importsKeys","importsValues","interpolate","reDelimiters","evaluate","sourceURL","escapeValue","interpolateValue","esTemplateValue","evaluateValue","variable","times","toLower","toSafeInteger","toUpper","trim","trimEnd","trimStart","truncate","omission","search","substring","newEnd","unescape","uniqueId","prefix","each","eachRight","first","VERSION","isFilter","takeName","dropName","checkIteratee","isTaker","lodashFunc","retUnwrapped","isLazy","useLazy","isHybrid","isUnwrapped","onlyLazy","chainName","dir","isRight","view","iterLength","takeCount","iterIndex","commit","wrapped","toJSON"],"mappings":"wFAAA,qBAWE,IAAIA,EAUAC,EAAkB,sBAUlBC,EAAc,yBAgDdC,EAAY,CACd,CAAC,MA9BiB,KA+BlB,CAAC,OAtCkB,GAuCnB,CAAC,UAtCsB,GAuCvB,CAAC,QArCmB,GAsCpB,CAAC,aArCyB,IAsC1B,CAAC,OAjCkB,KAkCnB,CAAC,UAtCqB,IAuCtB,CAAC,eAtC2B,IAuC5B,CAAC,QArCmB,MAyClBC,EAAU,qBACVC,EAAW,iBAEXC,EAAU,mBACVC,EAAU,gBAEVC,EAAW,iBACXC,EAAU,oBACVC,EAAS,6BACTC,EAAS,eACTC,EAAY,kBAEZC,EAAY,kBAGZC,EAAY,kBACZC,EAAS,eACTC,EAAY,kBACZC,EAAY,kBAEZC,EAAa,mBAGbC,EAAiB,uBACjBC,EAAc,oBACdC,EAAa,wBACbC,EAAa,wBACbC,EAAU,qBACVC,EAAW,sBACXC,EAAW,sBACXC,EAAW,sBACXC,EAAkB,6BAClBC,EAAY,uBACZC,EAAY,uBAGZC,EAAuB,iBACvBC,EAAsB,qBACtBC,EAAwB,gCAGxBC,EAAgB,4BAChBC,EAAkB,WAClBC,EAAmBC,OAAOH,EAAcI,QACxCC,EAAqBF,OAAOF,EAAgBG,QAG5CE,EAAW,mBACXC,EAAa,kBACbC,EAAgB,mBAGhBC,EAAe,mDACfC,EAAgB,QAChBC,EAAa,mGAMbC,EAAe,sBACfC,EAAkBV,OAAOS,EAAaR,QAGtCU,EAAc,OAGdC,EAAe,KAGfC,EAAgB,4CAChBC,EAAgB,oCAChBC,EAAiB,QAGjBC,GAAc,4CAYdC,GAA6B,mBAG7BC,GAAe,WAMfC,GAAe,kCAGfC,GAAU,OAGVC,GAAa,qBAGbC,GAAa,aAGbC,GAAe,8BAGfC,GAAY,cAGZC,GAAW,mBAGXC,GAAU,8CAGVC,GAAY,OAGZC,GAAoB,yBAOpBC,GAAeC,gDASfC,GAAeC,8OAIfC,GAAW,oBACXC,GAAU,IAAMH,GAAe,IAC/BI,GAAU,IAAMN,GAAe,IAC/BO,GAAW,OACXC,GAAY,oBACZC,GAAU,8BACVC,GAAS,oBAAuBR,GAAeK,GAAtC,qEACTI,GAAS,2BAETC,GAAc,qBACdC,GAAa,kCACbC,GAAa,qCACbC,GAAU,8BAIVC,GAAc,MAAQP,GAAU,IAAMC,GAAS,IAC/CO,GAAc,MAAQF,GAAU,IAAML,GAAS,IAG/CQ,GAZa,MAAQZ,GAAU,IAAMK,GAAS,IAYtB,IAKxBQ,GAJW,oBAIQD,IAHP,gBAAwB,CAACN,GAAaC,GAAYC,IAAYM,KAAK,KAAnE,qBAA2FF,GAAW,MAIlHG,GAAU,MAAQ,CAACb,GAAWK,GAAYC,IAAYM,KAAK,KAAO,IAAMD,GACxEG,GAAW,MAAQ,CAACV,GAAcN,GAAU,IAAKA,GAASO,GAAYC,GAAYV,IAAUgB,KAAK,KAAO,IAGxGG,GAASpD,OA/BA,YA+Be,KAMxBqD,GAAcrD,OAAOmC,GAAS,KAG9BmB,GAAYtD,OAAOwC,GAAS,MAAQA,GAAS,KAAOW,GAAWH,GAAO,KAGtEO,GAAgBvD,OAAO,CACzB4C,GAAU,IAAMN,GAAhBM,yCAA0D,CAACV,GAASU,GAAS,KAAKK,KAAK,KAAO,IAC9FH,4CAA8C,CAACZ,GAASU,GAAUC,GAAa,KAAKI,KAAK,KAAO,IAChGL,GAAU,IAAMC,GAAhBD,sCACAA,yCAtBe,mDADA,mDA0BfR,GACAc,IACAD,KAAK,KAAM,KAGTO,GAAexD,OAAO,0BAA+B6B,GAA/B,mBAGtB4B,GAAmB,qEAGnBC,GAAe,CACjB,QAAS,SAAU,WAAY,OAAQ,QAAS,eAAgB,eAChE,WAAY,YAAa,aAAc,aAAc,MAAO,OAAQ,SACpE,UAAW,SAAU,MAAO,SAAU,SAAU,YAAa,aAC7D,oBAAqB,cAAe,cAAe,UACnD,IAAK,eAAgB,WAAY,WAAY,cAI3CC,IAAmB,EAGnBC,GAAiB,GACrBA,GAAe3E,GAAc2E,GAAe1E,GAC5C0E,GAAezE,GAAWyE,GAAexE,GACzCwE,GAAevE,GAAYuE,GAAetE,GAC1CsE,GA5LsB,8BA4LYA,GAAepE,GACjDoE,GAAenE,IAAa,EAC5BmE,GAAe5F,GAAW4F,GAAe3F,GACzC2F,GAAe7E,GAAkB6E,GAAe1F,GAChD0F,GAAe5E,GAAe4E,GAAezF,GAC7CyF,GAAexF,GAAYwF,GAAevF,GAC1CuF,GAAerF,GAAUqF,GAAepF,GACxCoF,GAAenF,GAAamF,GAAelF,GAC3CkF,GAAejF,GAAUiF,GAAehF,GACxCgF,GAAe9E,IAAc,EAG7B,IAAI+E,GAAgB,GACpBA,GAAc7F,GAAW6F,GAAc5F,GACvC4F,GAAc9E,GAAkB8E,GAAc7E,GAC9C6E,GAAc3F,GAAW2F,GAAc1F,GACvC0F,GAAc5E,GAAc4E,GAAc3E,GAC1C2E,GAAc1E,GAAW0E,GAAczE,GACvCyE,GAAcxE,GAAYwE,GAActF,GACxCsF,GAAcrF,GAAaqF,GAAcpF,GACzCoF,GAAcnF,GAAamF,GAAclF,GACzCkF,GAAcjF,GAAaiF,GAAchF,GACzCgF,GAAcvE,GAAYuE,GAlNJ,8BAmNtBA,GAAcrE,GAAaqE,GAAcpE,IAAa,EACtDoE,GAAczF,GAAYyF,GAAcxF,GACxCwF,GAAc/E,IAAc,EAG5B,IA4EIgF,GAAgB,CAClB,KAAM,KACN,IAAK,IACL,KAAM,IACN,KAAM,IACN,SAAU,QACV,SAAU,SAIRC,GAAiBC,WACjBC,GAAeC,SAGfC,GAA8B,iBAAVC,QAAsBA,QAAUA,OAAOC,SAAWA,QAAUD,OAGhFE,GAA0B,iBAARC,MAAoBA,MAAQA,KAAKF,SAAWA,QAAUE,KAGxEC,GAAOL,IAAcG,IAAYG,SAAS,cAATA,GAGjCC,GAA4CC,IAAYA,EAAQC,UAAYD,EAG5EE,GAAaH,IAAgC,iBAAVI,GAAsBA,IAAWA,EAAOF,UAAYE,EAGvFC,GAAgBF,IAAcA,GAAWF,UAAYD,GAGrDM,GAAcD,IAAiBZ,GAAWc,QAG1CC,GAAY,WACd,IAEE,IAAIC,EAAQN,IAAcA,GAAWO,SAAWP,GAAWO,QAAQ,QAAQD,MAE3E,OAAIA,GAKGH,IAAeA,GAAYK,SAAWL,GAAYK,QAAQ,QACjE,MAAOC,KAXK,GAeZC,GAAoBL,IAAYA,GAASM,cACzCC,GAAaP,IAAYA,GAASQ,OAClCC,GAAYT,IAAYA,GAASU,MACjCC,GAAeX,IAAYA,GAASY,SACpCC,GAAYb,IAAYA,GAASc,MACjCC,GAAmBf,IAAYA,GAASgB,aAc5C,SAASC,GAAMC,EAAMC,EAASC,GAC5B,OAAQA,EAAKC,QACX,KAAK,EAAG,OAAOH,EAAKI,KAAKH,GACzB,KAAK,EAAG,OAAOD,EAAKI,KAAKH,EAASC,EAAK,IACvC,KAAK,EAAG,OAAOF,EAAKI,KAAKH,EAASC,EAAK,GAAIA,EAAK,IAChD,KAAK,EAAG,OAAOF,EAAKI,KAAKH,EAASC,EAAK,GAAIA,EAAK,GAAIA,EAAK,IAE3D,OAAOF,EAAKD,MAAME,EAASC,GAa7B,SAASG,GAAgBC,EAAOC,EAAQC,EAAUC,GAIhD,IAHA,IAAIC,GAAS,EACTP,EAAkB,MAATG,EAAgB,EAAIA,EAAMH,SAE9BO,EAAQP,GAAQ,CACvB,IAAIQ,EAAQL,EAAMI,GAClBH,EAAOE,EAAaE,EAAOH,EAASG,GAAQL,GAE9C,OAAOG,EAYT,SAASG,GAAUN,EAAOE,GAIxB,IAHA,IAAIE,GAAS,EACTP,EAAkB,MAATG,EAAgB,EAAIA,EAAMH,SAE9BO,EAAQP,IAC8B,IAAzCK,EAASF,EAAMI,GAAQA,EAAOJ,KAIpC,OAAOA,EAYT,SAASO,GAAeP,EAAOE,GAG7B,IAFA,IAAIL,EAAkB,MAATG,EAAgB,EAAIA,EAAMH,OAEhCA,MAC0C,IAA3CK,EAASF,EAAMH,GAASA,EAAQG,KAItC,OAAOA,EAaT,SAASQ,GAAWR,EAAOS,GAIzB,IAHA,IAAIL,GAAS,EACTP,EAAkB,MAATG,EAAgB,EAAIA,EAAMH,SAE9BO,EAAQP,GACf,IAAKY,EAAUT,EAAMI,GAAQA,EAAOJ,GAClC,OAAO,EAGX,OAAO,EAYT,SAASU,GAAYV,EAAOS,GAM1B,IALA,IAAIL,GAAS,EACTP,EAAkB,MAATG,EAAgB,EAAIA,EAAMH,OACnCc,EAAW,EACXC,EAAS,KAEJR,EAAQP,GAAQ,CACvB,IAAIQ,EAAQL,EAAMI,GACdK,EAAUJ,EAAOD,EAAOJ,KAC1BY,EAAOD,KAAcN,GAGzB,OAAOO,EAYT,SAASC,GAAcb,EAAOK,GAE5B,SADsB,MAATL,EAAgB,EAAIA,EAAMH,SACpBiB,GAAYd,EAAOK,EAAO,IAAM,EAYrD,SAASU,GAAkBf,EAAOK,EAAOW,GAIvC,IAHA,IAAIZ,GAAS,EACTP,EAAkB,MAATG,EAAgB,EAAIA,EAAMH,SAE9BO,EAAQP,GACf,GAAImB,EAAWX,EAAOL,EAAMI,IAC1B,OAAO,EAGX,OAAO,EAYT,SAASa,GAASjB,EAAOE,GAKvB,IAJA,IAAIE,GAAS,EACTP,EAAkB,MAATG,EAAgB,EAAIA,EAAMH,OACnCe,EAASM,MAAMrB,KAEVO,EAAQP,GACfe,EAAOR,GAASF,EAASF,EAAMI,GAAQA,EAAOJ,GAEhD,OAAOY,EAWT,SAASO,GAAUnB,EAAOoB,GAKxB,IAJA,IAAIhB,GAAS,EACTP,EAASuB,EAAOvB,OAChBwB,EAASrB,EAAMH,SAEVO,EAAQP,GACfG,EAAMqB,EAASjB,GAASgB,EAAOhB,GAEjC,OAAOJ,EAeT,SAASsB,GAAYtB,EAAOE,EAAUC,EAAaoB,GACjD,IAAInB,GAAS,EACTP,EAAkB,MAATG,EAAgB,EAAIA,EAAMH,OAKvC,IAHI0B,GAAa1B,IACfM,EAAcH,IAAQI,MAEfA,EAAQP,GACfM,EAAcD,EAASC,EAAaH,EAAMI,GAAQA,EAAOJ,GAE3D,OAAOG,EAeT,SAASqB,GAAiBxB,EAAOE,EAAUC,EAAaoB,GACtD,IAAI1B,EAAkB,MAATG,EAAgB,EAAIA,EAAMH,OAIvC,IAHI0B,GAAa1B,IACfM,EAAcH,IAAQH,IAEjBA,KACLM,EAAcD,EAASC,EAAaH,EAAMH,GAASA,EAAQG,GAE7D,OAAOG,EAaT,SAASsB,GAAUzB,EAAOS,GAIxB,IAHA,IAAIL,GAAS,EACTP,EAAkB,MAATG,EAAgB,EAAIA,EAAMH,SAE9BO,EAAQP,GACf,GAAIY,EAAUT,EAAMI,GAAQA,EAAOJ,GACjC,OAAO,EAGX,OAAO,EAUT,IAAI0B,GAAYC,GAAa,UAmC7B,SAASC,GAAYC,EAAYpB,EAAWqB,GAC1C,IAAIlB,EAOJ,OANAkB,EAASD,GAAWA,SAAUxB,EAAO0B,EAAKF,GACxC,GAAIpB,EAAUJ,EAAO0B,EAAKF,GAExB,OADAjB,EAASmB,GACF,KAGJnB,EAcT,SAASoB,GAAchC,EAAOS,EAAWwB,EAAWC,GAIlD,IAHA,IAAIrC,EAASG,EAAMH,OACfO,EAAQ6B,GAAaC,EAAY,GAAK,GAElCA,EAAY9B,MAAYA,EAAQP,GACtC,GAAIY,EAAUT,EAAMI,GAAQA,EAAOJ,GACjC,OAAOI,EAGX,OAAQ,EAYV,SAASU,GAAYd,EAAOK,EAAO4B,GACjC,OAAO5B,GAAUA,EAidnB,SAAuBL,EAAOK,EAAO4B,GACnC,IAAI7B,EAAQ6B,EAAY,EACpBpC,EAASG,EAAMH,OAEnB,OAASO,EAAQP,GACf,GAAIG,EAAMI,KAAWC,EACnB,OAAOD,EAGX,OAAQ,EATV,CAhdoBJ,EAAOK,EAAO4B,GAC5BD,GAAchC,EAAOmC,GAAWF,GAatC,SAASG,GAAgBpC,EAAOK,EAAO4B,EAAWjB,GAIhD,IAHA,IAAIZ,EAAQ6B,EAAY,EACpBpC,EAASG,EAAMH,SAEVO,EAAQP,GACf,GAAImB,EAAWhB,EAAMI,GAAQC,GAC3B,OAAOD,EAGX,OAAQ,EAUV,SAAS+B,GAAU9B,GACjB,OAAOA,GAAUA,EAYnB,SAASgC,GAASrC,EAAOE,GACvB,IAAIL,EAAkB,MAATG,EAAgB,EAAIA,EAAMH,OACvC,OAAOA,EAAUyC,GAAQtC,EAAOE,GAAYL,EA1yBpC,IAozBV,SAAS8B,GAAaI,GACpB,OAAO,SAASQ,GACd,OAAiB,MAAVA,EAAiBrL,EAAYqL,EAAOR,IAW/C,SAASS,GAAeD,GACtB,OAAO,SAASR,GACd,OAAiB,MAAVQ,EAAiBrL,EAAYqL,EAAOR,IAiB/C,SAASU,GAAWZ,EAAY3B,EAAUC,EAAaoB,EAAWO,GAMhE,OALAA,EAASD,GAAWA,SAAUxB,EAAOD,EAAOyB,GAC1C1B,EAAcoB,GACTA,GAAY,EAAOlB,GACpBH,EAASC,EAAaE,EAAOD,EAAOyB,MAEnC1B,EAgCT,SAASmC,GAAQtC,EAAOE,GAKtB,IAJA,IAAIU,EACAR,GAAS,EACTP,EAASG,EAAMH,SAEVO,EAAQP,GAAQ,CACvB,IAAI6C,EAAUxC,EAASF,EAAMI,IACzBsC,IAAYxL,IACd0J,EAASA,IAAW1J,EAAYwL,EAAW9B,EAAS8B,GAGxD,OAAO9B,EAYT,SAAS+B,GAAUC,EAAG1C,GAIpB,IAHA,IAAIE,GAAS,EACTQ,EAASM,MAAM0B,KAEVxC,EAAQwC,GACfhC,EAAOR,GAASF,EAASE,GAE3B,OAAOQ,EAyBT,SAASiC,GAASC,GAChB,OAAOA,EACHA,EAAOC,MAAM,EAAGC,GAAgBF,GAAU,GAAGG,QAAQhJ,EAAa,IAClE6I,EAUN,SAASI,GAAUxD,GACjB,OAAO,SAASW,GACd,OAAOX,EAAKW,IAchB,SAAS8C,GAAWZ,EAAQa,GAC1B,OAAOnC,GAASmC,GAAMA,SAAUrB,GAC9B,OAAOQ,EAAOR,MAYlB,SAASsB,GAASC,EAAOvB,GACvB,OAAOuB,EAAMC,IAAIxB,GAYnB,SAASyB,GAAgBC,EAAYC,GAInC,IAHA,IAAItD,GAAS,EACTP,EAAS4D,EAAW5D,SAEfO,EAAQP,GAAUiB,GAAY4C,EAAYD,EAAWrD,GAAQ,IAAM,IAC5E,OAAOA,EAYT,SAASuD,GAAcF,EAAYC,GAGjC,IAFA,IAAItD,EAAQqD,EAAW5D,OAEhBO,KAAWU,GAAY4C,EAAYD,EAAWrD,GAAQ,IAAM,IACnE,OAAOA,EA+BT,IAAIwD,GAAepB,GAjxBG,CAEpB,OAAQ,IAAM,OAAQ,IAAK,OAAQ,IAAK,OAAQ,IAAK,OAAQ,IAAK,OAAQ,IAC1E,OAAQ,IAAM,OAAQ,IAAK,OAAQ,IAAK,OAAQ,IAAK,OAAQ,IAAK,OAAQ,IAC1E,OAAQ,IAAM,OAAQ,IACtB,OAAQ,IAAM,OAAQ,IACtB,OAAQ,IAAM,OAAQ,IAAK,OAAQ,IAAK,OAAQ,IAChD,OAAQ,IAAM,OAAQ,IAAK,OAAQ,IAAK,OAAQ,IAChD,OAAQ,IAAM,OAAQ,IAAK,OAAQ,IAAK,OAAQ,IAChD,OAAQ,IAAM,OAAQ,IAAK,OAAQ,IAAK,OAAQ,IAChD,OAAQ,IAAM,OAAQ,IACtB,OAAQ,IAAM,OAAQ,IAAK,OAAQ,IAAK,OAAQ,IAAK,OAAQ,IAAK,OAAQ,IAC1E,OAAQ,IAAM,OAAQ,IAAK,OAAQ,IAAK,OAAQ,IAAK,OAAQ,IAAK,OAAQ,IAC1E,OAAQ,IAAM,OAAQ,IAAK,OAAQ,IAAK,OAAQ,IAChD,OAAQ,IAAM,OAAQ,IAAK,OAAQ,IAAK,OAAQ,IAChD,OAAQ,IAAM,OAAQ,IAAK,OAAQ,IACnC,OAAQ,KAAM,OAAQ,KACtB,OAAQ,KAAM,OAAQ,KACtB,OAAQ,KAER,OAAU,IAAM,OAAU,IAAK,OAAU,IACzC,OAAU,IAAM,OAAU,IAAK,OAAU,IACzC,OAAU,IAAM,OAAU,IAAK,OAAU,IAAK,OAAU,IACxD,OAAU,IAAM,OAAU,IAAK,OAAU,IAAK,OAAU,IACxD,OAAU,IAAM,OAAU,IAAK,OAAU,IAAK,OAAU,IACxD,OAAU,IAAM,OAAU,IAAK,OAAU,IAAK,OAAU,IAAK,OAAU,IACvE,OAAU,IAAM,OAAU,IAAK,OAAU,IAAK,OAAU,IAAK,OAAU,IACvE,OAAU,IAAM,OAAU,IAAK,OAAU,IAAK,OAAU,IACxD,OAAU,IAAM,OAAU,IAAK,OAAU,IAAK,OAAU,IACxD,OAAU,IAAM,OAAU,IAAK,OAAU,IAAK,OAAU,IACxD,OAAU,IAAM,OAAU,IAAK,OAAU,IAAK,OAAU,IAAK,OAAU,IACvE,OAAU,IAAM,OAAU,IAAK,OAAU,IAAK,OAAU,IAAK,OAAU,IACvE,OAAU,IAAM,OAAU,IAC1B,OAAU,IAAM,OAAU,IAAK,OAAU,IACzC,OAAU,IAAM,OAAU,IAAK,OAAU,IAAK,OAAU,IAAK,OAAU,IACvE,OAAU,IAAM,OAAU,IAAK,OAAU,IAAK,OAAU,IAAK,OAAU,IACvE,OAAU,IAAM,OAAU,IAAK,OAAU,IAAK,OAAU,IACxD,OAAU,IAAM,OAAU,IAAK,OAAU,IAAK,OAAU,IACxD,OAAU,IAAM,OAAU,IAAK,OAAU,IACzC,OAAU,IAAM,OAAU,IAAK,OAAU,IACzC,OAAU,IAAM,OAAU,IAAK,OAAU,IACzC,OAAU,IAAM,OAAU,IAAK,OAAU,IACzC,OAAU,IAAM,OAAU,IAAK,OAAU,IAAK,OAAU,IACxD,OAAU,IAAM,OAAU,IAAK,OAAU,IAAK,OAAU,IACxD,OAAU,IAAM,OAAU,IAAK,OAAU,IACzC,OAAU,IAAM,OAAU,IAAK,OAAU,IACzC,OAAU,IAAM,OAAU,IAAK,OAAU,IAAK,OAAU,IAAK,OAAU,IAAK,OAAU,IACtF,OAAU,IAAM,OAAU,IAAK,OAAU,IAAK,OAAU,IAAK,OAAU,IAAK,OAAU,IACtF,OAAU,IAAM,OAAU,IAC1B,OAAU,IAAM,OAAU,IAAK,OAAU,IACzC,OAAU,IAAM,OAAU,IAAK,OAAU,IACzC,OAAU,IAAM,OAAU,IAAK,OAAU,IACzC,OAAU,KAAM,OAAU,KAC1B,OAAU,KAAM,OAAU,KAC1B,OAAU,KAAM,OAAU,MAouBxBqB,GAAiBrB,GAhuBH,CAChB,IAAK,QACL,IAAK,OACL,IAAK,OACL,IAAK,SACL,IAAK,UAouBP,SAASsB,GAAiBC,GACxB,MAAO,KAAO3G,GAAc2G,GAsB9B,SAASC,GAAWlB,GAClB,OAAOhG,GAAamH,KAAKnB,GAsC3B,SAASoB,GAAWC,GAClB,IAAI/D,GAAS,EACTQ,EAASM,MAAMiD,EAAIC,MAKvB,OAHAD,EAAIE,SAAQA,SAAShE,EAAO0B,GAC1BnB,IAASR,GAAS,CAAC2B,EAAK1B,MAEnBO,EAWT,SAAS0D,GAAQ5E,EAAM6E,GACrB,OAAO,SAASC,GACd,OAAO9E,EAAK6E,EAAUC,KAa1B,SAASC,GAAezE,EAAO0E,GAM7B,IALA,IAAItE,GAAS,EACTP,EAASG,EAAMH,OACfc,EAAW,EACXC,EAAS,KAEJR,EAAQP,GAAQ,CACvB,IAAIQ,EAAQL,EAAMI,GACdC,IAAUqE,GAAerE,IAAUjJ,IACrC4I,EAAMI,GAAShJ,EACfwJ,EAAOD,KAAcP,GAGzB,OAAOQ,EAUT,SAAS+D,GAAWC,GAClB,IAAIxE,GAAS,EACTQ,EAASM,MAAM0D,EAAIR,MAKvB,OAHAQ,EAAIP,SAAQA,SAAShE,GACnBO,IAASR,GAASC,KAEbO,EAUT,SAASiE,GAAWD,GAClB,IAAIxE,GAAS,EACTQ,EAASM,MAAM0D,EAAIR,MAKvB,OAHAQ,EAAIP,SAAQA,SAAShE,GACnBO,IAASR,GAAS,CAACC,EAAOA,MAErBO,EAoDT,SAASkE,GAAWhC,GAClB,OAAOkB,GAAWlB,GAiDpB,SAAqBA,GACnB,IAAIlC,EAAShE,GAAUmI,UAAY,EACnC,KAAOnI,GAAUqH,KAAKnB,MAClBlC,EAEJ,OAAOA,EALT,CAhDkBkC,GACZpB,GAAUoB,GAUhB,SAASkC,GAAclC,GACrB,OAAOkB,GAAWlB,GAmDpB,SAAwBA,GACtB,OAAOA,EAAOmC,MAAMrI,KAAc,GADpC,CAlDqBkG,GA7kBrB,SAAsBA,GACpB,OAAOA,EAAOoC,MAAM,IADtB,CA8kBmBpC,GAWnB,SAASE,GAAgBF,GAGvB,IAFA,IAAI1C,EAAQ0C,EAAOjD,OAEZO,KAAWlG,EAAa+J,KAAKnB,EAAOqC,OAAO/E,MAClD,OAAOA,EAUT,IAAIgF,GAAmB5C,GA38BH,CAClB,QAAS,IACT,OAAQ,IACR,OAAQ,IACR,SAAU,IACV,QAAS,MA4gCX,IAs3eI6C,GAt3ee,SAAUC,EAAaC,GAIxC,IA6BMC,EA7BFtE,GAHJqE,EAAqB,MAAXA,EAAkBzH,GAAOuH,GAAEI,SAAS3H,GAAKH,SAAU4H,EAASF,GAAEK,KAAK5H,GAAMd,MAG/DkE,MAChByE,EAAOJ,EAAQI,KACfC,GAAQL,EAAQK,MAChB7H,GAAWwH,EAAQxH,SACnB8H,GAAON,EAAQM,KACflI,GAAS4H,EAAQ5H,OACjBrE,GAASiM,EAAQjM,OACjBwM,GAASP,EAAQO,OACjBC,GAAYR,EAAQQ,UAGpBC,GAAa9E,EAAM+E,UACnBC,GAAYnI,GAASkI,UACrBE,GAAcxI,GAAOsI,UAGrBG,GAAab,EAAQ,sBAGrBc,GAAeH,GAAUI,SAGzBC,GAAiBJ,GAAYI,eAG7BC,GAAY,EAGZC,IACEjB,EAAM,SAASkB,KAAKN,IAAcA,GAAWO,MAAQP,GAAWO,KAAKC,UAAY,KACvE,iBAAmBpB,EAAO,GAQtCqB,GAAuBV,GAAYG,SAGnCQ,GAAmBT,GAAavG,KAAKnC,IAGrCoJ,GAAUjJ,GAAKuH,EAGf2B,GAAa1N,GAAO,IACtB+M,GAAavG,KAAKyG,IAAgBtD,QAAQlJ,EAAc,QACvDkJ,QAAQ,yDAA0D,SAAW,KAI5EgE,GAAS5I,GAAgBkH,EAAQ0B,OAAS/P,EAC1CgQ,GAAS3B,EAAQ2B,OACjBC,GAAa5B,EAAQ4B,WACrBC,GAAcH,GAASA,GAAOG,YAAclQ,EAC5CmQ,GAAe/C,GAAQ3G,GAAO2J,eAAgB3J,IAC9C4J,GAAe5J,GAAO6J,OACtBC,GAAuBtB,GAAYsB,qBACnCC,GAAS1B,GAAW0B,OACpBC,GAAmBT,GAASA,GAAOU,mBAAqB1Q,EACxD2Q,GAAcX,GAASA,GAAOY,SAAW5Q,EACzC6Q,GAAiBb,GAASA,GAAOc,YAAc9Q,EAE/C+Q,GAAkB,WACpB,IACE,IAAIvI,EAAOwI,GAAUvK,GAAQ,kBAE7B,OADA+B,EAAK,GAAI,GAAI,IACNA,EACP,MAAOd,KALW,GASlBuJ,GAAkB5C,EAAQ6C,eAAiBtK,GAAKsK,cAAgB7C,EAAQ6C,aACxEC,GAAS1C,GAAQA,EAAK2C,MAAQxK,GAAK6H,KAAK2C,KAAO3C,EAAK2C,IACpDC,GAAgBhD,EAAQiD,aAAe1K,GAAK0K,YAAcjD,EAAQiD,WAGlEC,GAAa5C,GAAK6C,KAClBC,GAAc9C,GAAK+C,MACnBC,GAAmBlL,GAAOmL,sBAC1BC,GAAiB9B,GAASA,GAAO+B,SAAW9R,EAC5C+R,GAAiB1D,EAAQ2D,SACzBC,GAAanD,GAAWzJ,KACxB6M,GAAa9E,GAAQ3G,GAAOgJ,KAAMhJ,IAClC0L,GAAYxD,GAAKyD,IACjBC,GAAY1D,GAAK2D,IACjBC,GAAY9D,EAAK2C,IACjBoB,GAAiBnE,EAAQ/H,SACzBmM,GAAe9D,GAAK+D,OACpBC,GAAgB7D,GAAW8D,QAG3BC,GAAW7B,GAAU3C,EAAS,YAC9ByE,GAAM9B,GAAU3C,EAAS,OACzB0E,GAAU/B,GAAU3C,EAAS,WAC7B2E,GAAMhC,GAAU3C,EAAS,OACzB4E,GAAUjC,GAAU3C,EAAS,WAC7B6E,GAAelC,GAAUvK,GAAQ,UAGjC0M,GAAUF,IAAW,IAAIA,GAGzBG,GAAY,GAGZC,GAAqBC,GAAST,IAC9BU,GAAgBD,GAASR,IACzBU,GAAoBF,GAASP,IAC7BU,GAAgBH,GAASN,IACzBU,GAAoBJ,GAASL,IAG7BU,GAAc3D,GAASA,GAAOjB,UAAY/O,EAC1C4T,GAAgBD,GAAcA,GAAYE,QAAU7T,EACpD8T,GAAiBH,GAAcA,GAAYvE,SAAWpP,EAyH1D,SAAS+T,GAAO5K,GACd,GAAI6K,GAAa7K,KAAW8K,GAAQ9K,MAAYA,aAAiB+K,IAAc,CAC7E,GAAI/K,aAAiBgL,GACnB,OAAOhL,EAET,GAAIkG,GAAezG,KAAKO,EAAO,eAC7B,OAAOiL,GAAajL,GAGxB,OAAO,IAAIgL,GAAchL,GAW3B,IAAIkL,GAAc,WAChB,SAAShJ,KACT,OAAO,SAASiJ,GACd,IAAKC,GAASD,GACZ,MAAO,GAET,GAAIjE,GACF,OAAOA,GAAaiE,GAEtBjJ,EAAO0D,UAAYuF,EACnB,IAAI5K,EAAS,IAAI2B,EAEjB,OADAA,EAAO0D,UAAY/O,EACZ0J,GAZO,GAqBlB,SAAS8K,MAWT,SAASL,GAAchL,EAAOsL,GAC5BC,KAAKC,YAAcxL,EACnBuL,KAAKE,YAAc,GACnBF,KAAKG,YAAcJ,EACnBC,KAAKI,UAAY,EACjBJ,KAAKK,WAAa/U,EAgFpB,SAASkU,GAAY/K,GACnBuL,KAAKC,YAAcxL,EACnBuL,KAAKE,YAAc,GACnBF,KAAKM,QAAU,EACfN,KAAKO,cAAe,EACpBP,KAAKQ,cAAgB,GACrBR,KAAKS,cA9tDc,WA+tDnBT,KAAKU,UAAY,GAgHnB,SAASC,GAAKC,GACZ,IAAIpM,GAAS,EACTP,EAAoB,MAAX2M,EAAkB,EAAIA,EAAQ3M,OAG3C,IADA+L,KAAKa,UACIrM,EAAQP,GAAQ,CACvB,IAAI6M,EAAQF,EAAQpM,GACpBwL,KAAKhH,IAAI8H,EAAM,GAAIA,EAAM,KAiG7B,SAASC,GAAUH,GACjB,IAAIpM,GAAS,EACTP,EAAoB,MAAX2M,EAAkB,EAAIA,EAAQ3M,OAG3C,IADA+L,KAAKa,UACIrM,EAAQP,GAAQ,CACvB,IAAI6M,EAAQF,EAAQpM,GACpBwL,KAAKhH,IAAI8H,EAAM,GAAIA,EAAM,KA8G7B,SAASE,GAASJ,GAChB,IAAIpM,GAAS,EACTP,EAAoB,MAAX2M,EAAkB,EAAIA,EAAQ3M,OAG3C,IADA+L,KAAKa,UACIrM,EAAQP,GAAQ,CACvB,IAAI6M,EAAQF,EAAQpM,GACpBwL,KAAKhH,IAAI8H,EAAM,GAAIA,EAAM,KAiG7B,SAASG,GAASzL,GAChB,IAAIhB,GAAS,EACTP,EAAmB,MAAVuB,EAAiB,EAAIA,EAAOvB,OAGzC,IADA+L,KAAKkB,SAAW,IAAIF,KACXxM,EAAQP,GACf+L,KAAKmB,IAAI3L,EAAOhB,IA6CpB,SAAS4M,GAAMR,GACb,IAAIS,EAAOrB,KAAKkB,SAAW,IAAIH,GAAUH,GACzCZ,KAAKxH,KAAO6I,EAAK7I,KAqGnB,SAAS8I,GAAc7M,EAAO8M,GAC5B,IAAIC,EAAQjC,GAAQ9K,GAChBgN,GAASD,GAASE,GAAYjN,GAC9BkN,GAAUH,IAAUC,GAASrE,GAAS3I,GACtCmN,GAAUJ,IAAUC,IAAUE,GAAU/N,GAAaa,GACrDoN,EAAcL,GAASC,GAASE,GAAUC,EAC1C5M,EAAS6M,EAAc9K,GAAUtC,EAAMR,OAAQiG,IAAU,GACzDjG,EAASe,EAAOf,OAEpB,IAAK,IAAIkC,KAAO1B,GACT8M,IAAa5G,GAAezG,KAAKO,EAAO0B,IACvC0L,IAEQ,UAAP1L,GAECwL,IAAkB,UAAPxL,GAA0B,UAAPA,IAE9ByL,IAAkB,UAAPzL,GAA0B,cAAPA,GAA8B,cAAPA,IAEtD2L,GAAQ3L,EAAKlC,KAElBe,EAAO+M,KAAK5L,GAGhB,OAAOnB,EAUT,SAASgN,GAAY5N,GACnB,IAAIH,EAASG,EAAMH,OACnB,OAAOA,EAASG,EAAM6N,GAAW,EAAGhO,EAAS,IAAM3I,EAWrD,SAAS4W,GAAgB9N,EAAO4C,GAC9B,OAAOmL,GAAYC,GAAUhO,GAAQiO,GAAUrL,EAAG,EAAG5C,EAAMH,SAU7D,SAASqO,GAAalO,GACpB,OAAO+N,GAAYC,GAAUhO,IAY/B,SAASmO,GAAiB5L,EAAQR,EAAK1B,IAChCA,IAAUnJ,IAAckX,GAAG7L,EAAOR,GAAM1B,IACxCA,IAAUnJ,KAAe6K,KAAOQ,KACnC8L,GAAgB9L,EAAQR,EAAK1B,GAcjC,SAASiO,GAAY/L,EAAQR,EAAK1B,GAChC,IAAIkO,EAAWhM,EAAOR,GAChBwE,GAAezG,KAAKyC,EAAQR,IAAQqM,GAAGG,EAAUlO,KAClDA,IAAUnJ,GAAe6K,KAAOQ,IACnC8L,GAAgB9L,EAAQR,EAAK1B,GAYjC,SAASmO,GAAaxO,EAAO+B,GAE3B,IADA,IAAIlC,EAASG,EAAMH,OACZA,KACL,GAAIuO,GAAGpO,EAAMH,GAAQ,GAAIkC,GACvB,OAAOlC,EAGX,OAAQ,EAcV,SAAS4O,GAAe5M,EAAY5B,EAAQC,EAAUC,GAIpD,OAHAuO,GAAS7M,GAAWA,SAAUxB,EAAO0B,EAAKF,GACxC5B,EAAOE,EAAaE,EAAOH,EAASG,GAAQwB,MAEvC1B,EAYT,SAASwO,GAAWpM,EAAQhJ,GAC1B,OAAOgJ,GAAUqM,GAAWrV,EAAQoN,GAAKpN,GAASgJ,GAyBpD,SAAS8L,GAAgB9L,EAAQR,EAAK1B,GACzB,aAAP0B,GAAsBkG,GACxBA,GAAe1F,EAAQR,EAAK,CAC1B,cAAgB,EAChB,YAAc,EACd,MAAS1B,EACT,UAAY,IAGdkC,EAAOR,GAAO1B,EAYlB,SAASwO,GAAOtM,EAAQuM,GAMtB,IALA,IAAI1O,GAAS,EACTP,EAASiP,EAAMjP,OACfe,EAASM,EAAMrB,GACfkP,EAAiB,MAAVxM,IAEFnC,EAAQP,GACfe,EAAOR,GAAS2O,EAAO7X,EAAY8X,GAAIzM,EAAQuM,EAAM1O,IAEvD,OAAOQ,EAYT,SAASqN,GAAUgB,EAAQC,EAAOC,GAShC,OARIF,GAAWA,IACTE,IAAUjY,IACZ+X,EAASA,GAAUE,EAAQF,EAASE,GAElCD,IAAUhY,IACZ+X,EAASA,GAAUC,EAAQD,EAASC,IAGjCD,EAmBT,SAASG,GAAU/O,EAAOgP,EAASC,EAAYvN,EAAKQ,EAAQgN,GAC1D,IAAI3O,EACA4O,EArkFc,EAqkFLH,EACTI,EArkFc,EAqkFLJ,EACTK,EArkFiB,EAqkFRL,EAKb,GAHIC,IACF1O,EAAS2B,EAAS+M,EAAWjP,EAAO0B,EAAKQ,EAAQgN,GAASD,EAAWjP,IAEnEO,IAAW1J,EACb,OAAO0J,EAET,IAAK6K,GAASpL,GACZ,OAAOA,EAET,IAAI+M,EAAQjC,GAAQ9K,GACpB,GAAI+M,EAAMA,CAER,GADAxM,EA68GJ,SAAwBZ,GACtB,IAAIH,EAASG,EAAMH,OACfe,EAAS,IAAIZ,EAAM2P,YAAY9P,GAG/BA,GAA6B,iBAAZG,EAAM,IAAkBuG,GAAezG,KAAKE,EAAO,WACtEY,EAAOR,MAAQJ,EAAMI,MACrBQ,EAAOgP,MAAQ5P,EAAM4P,OAEvB,OAAOhP,EATT,CA78G4BP,IACnBmP,EACH,OAAOxB,GAAU3N,EAAOO,OAErB,CACL,IAAIiP,EAAMC,GAAOzP,GACb0P,EAASF,GAAOlY,GAAWkY,GAAOjY,EAEtC,GAAIoR,GAAS3I,GACX,OAAO2P,GAAY3P,EAAOmP,GAE5B,GAAIK,GAAO9X,GAAa8X,GAAOvY,GAAYyY,IAAWxN,EAAOA,CAE3D,GADA3B,EAAU6O,GAAUM,EAAU,GAAKE,GAAgB5P,IAC9CmP,EACH,OAAOC,EA+nEf,SAAuBlW,EAAQgJ,GAC7B,OAAOqM,GAAWrV,EAAQ2W,GAAa3W,GAASgJ,GADlD,CA9nE0BlC,EAnH1B,SAAsBkC,EAAQhJ,GAC5B,OAAOgJ,GAAUqM,GAAWrV,EAAQ4W,GAAO5W,GAASgJ,GADtD,CAmH8C3B,EAAQP,IAknEtD,SAAqB9G,EAAQgJ,GAC3B,OAAOqM,GAAWrV,EAAQ6W,GAAW7W,GAASgJ,GADhD,CAjnEwBlC,EAAOsO,GAAW/N,EAAQP,QAEvC,CACL,IAAKlD,GAAc0S,GACjB,OAAOtN,EAASlC,EAAQ,GAE1BO,EA49GN,SAAwB2B,EAAQsN,EAAKL,GACnC,IAAIa,EAAO9N,EAAOoN,YAClB,OAAQE,GACN,KAAKxX,EACH,OAAOiY,GAAiB/N,GAE1B,KAAK/K,EACL,KAAKC,EACH,OAAO,IAAI4Y,GAAM9N,GAEnB,KAAKjK,EACH,OA5nDN,SAAuBiY,EAAUf,GAC/B,IAAIgB,EAAShB,EAASc,GAAiBC,EAASC,QAAUD,EAASC,OACnE,OAAO,IAAID,EAASZ,YAAYa,EAAQD,EAASE,WAAYF,EAASG,YAFxE,CA4nD2BnO,EAAQiN,GAE/B,KAAKjX,EAAY,KAAKC,EACtB,KAAKC,EAAS,KAAKC,EAAU,KAAKC,EAClC,KAAKC,EAAU,KAAKC,EAAiB,KAAKC,EAAW,KAAKC,EACxD,OAAO4X,GAAgBpO,EAAQiN,GAEjC,KAAK3X,EACH,OAAO,IAAIwY,EAEb,KAAKvY,EACL,KAAKI,EACH,OAAO,IAAImY,EAAK9N,GAElB,KAAKvK,EACH,OA/nDN,SAAqB4Y,GACnB,IAAIhQ,EAAS,IAAIgQ,EAAOjB,YAAYiB,EAAOrX,OAAQmB,GAAQgM,KAAKkK,IAEhE,OADAhQ,EAAOmE,UAAY6L,EAAO7L,UACnBnE,EAHT,CA+nDyB2B,GAErB,KAAKtK,EACH,OAAO,IAAIoY,EAEb,KAAKlY,EACH,OAxnDe0Y,EAwnDItO,EAvnDhBuI,GAAgBnN,GAAOmN,GAAchL,KAAK+Q,IAAW,GAD9D,IAAqBA,EAwlDrB,CA59G8BxQ,EAAOwP,EAAKL,IAIxCD,IAAUA,EAAQ,IAAIvC,IACtB,IAAI8D,EAAUvB,EAAMP,IAAI3O,GACxB,GAAIyQ,EACF,OAAOA,EAETvB,EAAM3K,IAAIvE,EAAOO,GAEbtB,GAAMe,GACRA,EAAMgE,SAAQA,SAAS0M,GACrBnQ,EAAOmM,IAAIqC,GAAU2B,EAAU1B,EAASC,EAAYyB,EAAU1Q,EAAOkP,OAE9DrQ,GAAMmB,IACfA,EAAMgE,SAAQA,SAAS0M,EAAUhP,GAC/BnB,EAAOgE,IAAI7C,EAAKqN,GAAU2B,EAAU1B,EAASC,EAAYvN,EAAK1B,EAAOkP,OAIzE,IAIInM,EAAQgK,EAAQlW,GAJLwY,EACVD,EAASuB,GAAeC,GACxBxB,EAASU,GAASxJ,IAEkBtG,GASzC,OARAC,GAAU8C,GAAS/C,GAAMA,SAAU0Q,EAAUhP,GACvCqB,IAEF2N,EAAW1Q,EADX0B,EAAMgP,IAIRzC,GAAY1N,EAAQmB,EAAKqN,GAAU2B,EAAU1B,EAASC,EAAYvN,EAAK1B,EAAOkP,OAEzE3O,EAyBT,SAASsQ,GAAe3O,EAAQhJ,EAAQ6J,GACtC,IAAIvD,EAASuD,EAAMvD,OACnB,GAAc,MAAV0C,EACF,OAAQ1C,EAGV,IADA0C,EAAS5E,GAAO4E,GACT1C,KAAU,CACf,IAAIkC,EAAMqB,EAAMvD,GACZY,EAAYlH,EAAOwI,GACnB1B,EAAQkC,EAAOR,GAEnB,GAAK1B,IAAUnJ,KAAe6K,KAAOQ,KAAa9B,EAAUJ,GAC1D,OAAO,EAGX,OAAO,EAaT,SAAS8Q,GAAUzR,EAAM0R,EAAMxR,GAC7B,GAAmB,mBAARF,EACT,MAAM,IAAIqG,GAAU5O,GAEtB,OAAOqR,IAAWA,WAAa9I,EAAKD,MAAMvI,EAAW0I,KAAUwR,GAcjE,SAASC,GAAerR,EAAOoB,EAAQlB,EAAUc,GAC/C,IAAIZ,GAAS,EACTkR,EAAWzQ,GACX0Q,GAAW,EACX1R,EAASG,EAAMH,OACfe,EAAS,GACT4Q,EAAepQ,EAAOvB,OAE1B,IAAKA,EACH,OAAOe,EAELV,IACFkB,EAASH,GAASG,EAAQ8B,GAAUhD,KAElCc,GACFsQ,EAAWvQ,GACXwQ,GAAW,GAEJnQ,EAAOvB,QAtvFG,MAuvFjByR,EAAWjO,GACXkO,GAAW,EACXnQ,EAAS,IAAIyL,GAASzL,IAExBqQ,EACA,OAASrR,EAAQP,GAAQ,CACvB,IAAIQ,EAAQL,EAAMI,GACdsR,EAAuB,MAAZxR,EAAmBG,EAAQH,EAASG,GAGnD,GADAA,EAASW,GAAwB,IAAVX,EAAeA,EAAQ,EAC1CkR,GAAYG,GAAaA,EAAU,CAErC,IADA,IAAIC,EAAcH,EACXG,KACL,GAAIvQ,EAAOuQ,KAAiBD,EAC1B,SAASD,EAGb7Q,EAAO+M,KAAKtN,QAEJiR,EAASlQ,EAAQsQ,EAAU1Q,IACnCJ,EAAO+M,KAAKtN,GAGhB,OAAOO,EAjkCTqK,GAAO2G,iBAAmB,CAQxB,OAAUnY,EAQV,SAAYC,EAQZ,YAAeC,EAQf,SAAY,GAQZ,QAAW,CAQT,EAAKsR,KAKTA,GAAOhF,UAAYyF,GAAWzF,UAC9BgF,GAAOhF,UAAU0J,YAAc1E,GAE/BI,GAAcpF,UAAYsF,GAAWG,GAAWzF,WAChDoF,GAAcpF,UAAU0J,YAActE,GAsHtCD,GAAYnF,UAAYsF,GAAWG,GAAWzF,WAC9CmF,GAAYnF,UAAU0J,YAAcvE,GAoGpCmB,GAAKtG,UAAUwG,MAvEf,WACEb,KAAKkB,SAAW1C,GAAeA,GAAa,MAAQ,GACpDwB,KAAKxH,KAAO,GAsEdmI,GAAKtG,UAAkB,OAzDvB,SAAoBlE,GAClB,IAAInB,EAASgL,KAAKrI,IAAIxB,WAAe6J,KAAKkB,SAAS/K,GAEnD,OADA6J,KAAKxH,MAAQxD,EAAS,EAAI,EACnBA,GAuDT2L,GAAKtG,UAAU+I,IA3Cf,SAAiBjN,GACf,IAAIkL,EAAOrB,KAAKkB,SAChB,GAAI1C,GAAc,CAChB,IAAIxJ,EAASqM,EAAKlL,GAClB,MAp7De,8BAo7DRnB,EAA4B1J,EAAY0J,EAEjD,OAAO2F,GAAezG,KAAKmN,EAAMlL,GAAOkL,EAAKlL,GAAO7K,GAsCtDqV,GAAKtG,UAAU1C,IA1Bf,SAAiBxB,GACf,IAAIkL,EAAOrB,KAAKkB,SAChB,OAAO1C,GAAgB6C,EAAKlL,KAAS7K,EAAaqP,GAAezG,KAAKmN,EAAMlL,IAyB9EwK,GAAKtG,UAAUrB,IAZf,SAAiB7C,EAAK1B,GACpB,IAAI4M,EAAOrB,KAAKkB,SAGhB,OAFAlB,KAAKxH,MAAQwH,KAAKrI,IAAIxB,GAAO,EAAI,EACjCkL,EAAKlL,GAAQqI,IAAgB/J,IAAUnJ,EAp9DtB,4BAo9DoDmJ,EAC9DuL,MAyHTe,GAAU1G,UAAUwG,MApFpB,WACEb,KAAKkB,SAAW,GAChBlB,KAAKxH,KAAO,GAmFduI,GAAU1G,UAAkB,OAvE5B,SAAyBlE,GACvB,IAAIkL,EAAOrB,KAAKkB,SACZ1M,EAAQoO,GAAavB,EAAMlL,GAE/B,QAAI3B,EAAQ,KAIRA,GADY6M,EAAKpN,OAAS,EAE5BoN,EAAK4E,MAELnK,GAAO5H,KAAKmN,EAAM7M,EAAO,KAEzBwL,KAAKxH,MACA,IA0DTuI,GAAU1G,UAAU+I,IA9CpB,SAAsBjN,GACpB,IAAIkL,EAAOrB,KAAKkB,SACZ1M,EAAQoO,GAAavB,EAAMlL,GAE/B,OAAO3B,EAAQ,EAAIlJ,EAAY+V,EAAK7M,GAAO,IA2C7CuM,GAAU1G,UAAU1C,IA/BpB,SAAsBxB,GACpB,OAAOyM,GAAa5C,KAAKkB,SAAU/K,IAAQ,GA+B7C4K,GAAU1G,UAAUrB,IAlBpB,SAAsB7C,EAAK1B,GACzB,IAAI4M,EAAOrB,KAAKkB,SACZ1M,EAAQoO,GAAavB,EAAMlL,GAQ/B,OANI3B,EAAQ,KACRwL,KAAKxH,KACP6I,EAAKU,KAAK,CAAC5L,EAAK1B,KAEhB4M,EAAK7M,GAAO,GAAKC,EAEZuL,MA2GTgB,GAAS3G,UAAUwG,MAtEnB,WACEb,KAAKxH,KAAO,EACZwH,KAAKkB,SAAW,CACd,KAAQ,IAAIP,GACZ,IAAO,IAAKvC,IAAO2C,IACnB,OAAU,IAAIJ,KAkElBK,GAAS3G,UAAkB,OArD3B,SAAwBlE,GACtB,IAAInB,EAASkR,GAAWlG,KAAM7J,GAAa,OAAEA,GAE7C,OADA6J,KAAKxH,MAAQxD,EAAS,EAAI,EACnBA,GAmDTgM,GAAS3G,UAAU+I,IAvCnB,SAAqBjN,GACnB,OAAO+P,GAAWlG,KAAM7J,GAAKiN,IAAIjN,IAuCnC6K,GAAS3G,UAAU1C,IA3BnB,SAAqBxB,GACnB,OAAO+P,GAAWlG,KAAM7J,GAAKwB,IAAIxB,IA2BnC6K,GAAS3G,UAAUrB,IAdnB,SAAqB7C,EAAK1B,GACxB,IAAI4M,EAAO6E,GAAWlG,KAAM7J,GACxBqC,EAAO6I,EAAK7I,KAIhB,OAFA6I,EAAKrI,IAAI7C,EAAK1B,GACduL,KAAKxH,MAAQ6I,EAAK7I,MAAQA,EAAO,EAAI,EAC9BwH,MA2DTiB,GAAS5G,UAAU8G,IAAMF,GAAS5G,UAAU0H,KAnB5C,SAAqBtN,GAEnB,OADAuL,KAAKkB,SAASlI,IAAIvE,EA1tED,6BA2tEVuL,MAkBTiB,GAAS5G,UAAU1C,IANnB,SAAqBlD,GACnB,OAAOuL,KAAKkB,SAASvJ,IAAIlD,IAuG3B2M,GAAM/G,UAAUwG,MA3EhB,WACEb,KAAKkB,SAAW,IAAIH,GACpBf,KAAKxH,KAAO,GA0Ed4I,GAAM/G,UAAkB,OA9DxB,SAAqBlE,GACnB,IAAIkL,EAAOrB,KAAKkB,SACZlM,EAASqM,EAAa,OAAElL,GAG5B,OADA6J,KAAKxH,KAAO6I,EAAK7I,KACVxD,GA0DToM,GAAM/G,UAAU+I,IA9ChB,SAAkBjN,GAChB,OAAO6J,KAAKkB,SAASkC,IAAIjN,IA8C3BiL,GAAM/G,UAAU1C,IAlChB,SAAkBxB,GAChB,OAAO6J,KAAKkB,SAASvJ,IAAIxB,IAkC3BiL,GAAM/G,UAAUrB,IArBhB,SAAkB7C,EAAK1B,GACrB,IAAI4M,EAAOrB,KAAKkB,SAChB,GAAIG,aAAgBN,GAAW,CAC7B,IAAIoF,EAAQ9E,EAAKH,SACjB,IAAK9C,IAAQ+H,EAAMlS,OAASmS,IAG1B,OAFAD,EAAMpE,KAAK,CAAC5L,EAAK1B,IACjBuL,KAAKxH,OAAS6I,EAAK7I,KACZwH,KAETqB,EAAOrB,KAAKkB,SAAW,IAAIF,GAASmF,GAItC,OAFA9E,EAAKrI,IAAI7C,EAAK1B,GACduL,KAAKxH,KAAO6I,EAAK7I,KACVwH,MAscT,IAAI8C,GAAWuD,GAAeC,IAU1BC,GAAgBF,GAAeG,IAAiB,GAWpD,SAASC,GAAUxQ,EAAYpB,GAC7B,IAAIG,GAAS,EAKb,OAJA8N,GAAS7M,GAAWA,SAAUxB,EAAOD,EAAOyB,GAE1C,OADAjB,IAAWH,EAAUJ,EAAOD,EAAOyB,MAG9BjB,EAaT,SAAS0R,GAAatS,EAAOE,EAAUc,GAIrC,IAHA,IAAIZ,GAAS,EACTP,EAASG,EAAMH,SAEVO,EAAQP,GAAQ,CACvB,IAAIQ,EAAQL,EAAMI,GACdsC,EAAUxC,EAASG,GAEvB,GAAe,MAAXqC,IAAoBgP,IAAaxa,EAC5BwL,GAAYA,IAAY6P,GAAS7P,GAClC1B,EAAW0B,EAASgP,IAE1B,IAAIA,EAAWhP,EACX9B,EAASP,EAGjB,OAAOO,EAuCT,SAAS4R,GAAW3Q,EAAYpB,GAC9B,IAAIG,EAAS,GAMb,OALA8N,GAAS7M,GAAWA,SAAUxB,EAAOD,EAAOyB,GACtCpB,EAAUJ,EAAOD,EAAOyB,IAC1BjB,EAAO+M,KAAKtN,MAGTO,EAcT,SAAS6R,GAAYzS,EAAO0S,EAAOjS,EAAWkS,EAAU/R,GACtD,IAAIR,GAAS,EACTP,EAASG,EAAMH,OAKnB,IAHAY,IAAcA,EAAYmS,IAC1BhS,IAAWA,EAAS,MAEXR,EAAQP,GAAQ,CACvB,IAAIQ,EAAQL,EAAMI,GACdsS,EAAQ,GAAKjS,EAAUJ,GACrBqS,EAAQ,EAEVD,GAAYpS,EAAOqS,EAAQ,EAAGjS,EAAWkS,EAAU/R,GAEnDO,GAAUP,EAAQP,GAEVsS,IACV/R,EAAOA,EAAOf,QAAUQ,GAG5B,OAAOO,EAcT,IAAIiS,GAAUC,KAYVC,GAAeD,IAAc,GAUjC,SAASZ,GAAW3P,EAAQrC,GAC1B,OAAOqC,GAAUsQ,GAAQtQ,EAAQrC,EAAUyG,IAW7C,SAASyL,GAAgB7P,EAAQrC,GAC/B,OAAOqC,GAAUwQ,GAAaxQ,EAAQrC,EAAUyG,IAYlD,SAASqM,GAAczQ,EAAQa,GAC7B,OAAO1C,GAAY0C,GAAMA,SAAUrB,GACjC,OAAOkR,GAAW1Q,EAAOR,OAY7B,SAASmR,GAAQ3Q,EAAQ4Q,GAMvB,IAHA,IAAI/S,EAAQ,EACRP,GAHJsT,EAAOC,GAASD,EAAM5Q,IAGJ1C,OAED,MAAV0C,GAAkBnC,EAAQP,GAC/B0C,EAASA,EAAO8Q,GAAMF,EAAK/S,OAE7B,OAAQA,GAASA,GAASP,EAAU0C,EAASrL,EAc/C,SAASoc,GAAe/Q,EAAQgR,EAAUC,GACxC,IAAI5S,EAAS2S,EAAShR,GACtB,OAAO4I,GAAQ5I,GAAU3B,EAASO,GAAUP,EAAQ4S,EAAYjR,IAUlE,SAASkR,GAAWpT,GAClB,OAAa,MAATA,EACKA,IAAUnJ,EAn7FJ,qBARL,gBA67FF6Q,IAAkBA,MAAkBpK,GAAO0C,GA23FrD,SAAmBA,GACjB,IAAIqT,EAAQnN,GAAezG,KAAKO,EAAO0H,IACnC8H,EAAMxP,EAAM0H,IAEhB,IACE1H,EAAM0H,IAAkB7Q,EACxB,IAAIyc,GAAW,EACf,MAAO/U,IAET,IAAIgC,EAASiG,GAAqB/G,KAAKO,GACnCsT,IACED,EACFrT,EAAM0H,IAAkB8H,SAEjBxP,EAAM0H,KAGjB,OAAOnH,EAjBT,CA13FgBP,GA+5GhB,SAAwBA,GACtB,OAAOwG,GAAqB/G,KAAKO,GADnC,CA95GqBA,GAYrB,SAASuT,GAAOvT,EAAOwT,GACrB,OAAOxT,EAAQwT,EAWjB,SAASC,GAAQvR,EAAQR,GACvB,OAAiB,MAAVQ,GAAkBgE,GAAezG,KAAKyC,EAAQR,GAWvD,SAASgS,GAAUxR,EAAQR,GACzB,OAAiB,MAAVQ,GAAkBR,KAAOpE,GAAO4E,GA0BzC,SAASyR,GAAiBC,EAAQ/T,EAAUc,GAS1C,IARA,IAAIsQ,EAAWtQ,EAAaD,GAAoBF,GAC5ChB,EAASoU,EAAO,GAAGpU,OACnBqU,EAAYD,EAAOpU,OACnBsU,EAAWD,EACXE,EAASlT,EAAMgT,GACfG,EAAYC,IACZ1T,EAAS,GAENuT,KAAY,CACjB,IAAInU,EAAQiU,EAAOE,GACfA,GAAYjU,IACdF,EAAQiB,GAASjB,EAAOkD,GAAUhD,KAEpCmU,EAAY9K,GAAUvJ,EAAMH,OAAQwU,GACpCD,EAAOD,IAAanT,IAAed,GAAaL,GAAU,KAAOG,EAAMH,QAAU,KAC7E,IAAIgN,GAASsH,GAAYnU,GACzB9I,EAEN8I,EAAQiU,EAAO,GAEf,IAAI7T,GAAS,EACTmU,EAAOH,EAAO,GAElB3C,EACA,OAASrR,EAAQP,GAAUe,EAAOf,OAASwU,GAAW,CACpD,IAAIhU,EAAQL,EAAMI,GACdsR,EAAWxR,EAAWA,EAASG,GAASA,EAG5C,GADAA,EAASW,GAAwB,IAAVX,EAAeA,EAAQ,IACxCkU,EACElR,GAASkR,EAAM7C,GACfJ,EAAS1Q,EAAQ8Q,EAAU1Q,IAC5B,CAEL,IADAmT,EAAWD,IACFC,GAAU,CACjB,IAAI7Q,EAAQ8Q,EAAOD,GACnB,KAAM7Q,EACED,GAASC,EAAOoO,GAChBJ,EAAS2C,EAAOE,GAAWzC,EAAU1Q,IAE3C,SAASyQ,EAGT8C,GACFA,EAAK5G,KAAK+D,GAEZ9Q,EAAO+M,KAAKtN,IAGhB,OAAOO,EA+BT,SAAS4T,GAAWjS,EAAQ4Q,EAAMvT,GAGhC,IAAIF,EAAiB,OADrB6C,EAASkS,GAAOlS,EADhB4Q,EAAOC,GAASD,EAAM5Q,KAEMA,EAASA,EAAO8Q,GAAMqB,GAAKvB,KACvD,OAAe,MAARzT,EAAexI,EAAYuI,GAAMC,EAAM6C,EAAQ3C,GAUxD,SAAS+U,GAAgBtU,GACvB,OAAO6K,GAAa7K,IAAUoT,GAAWpT,IAAU/I,EAuCrD,SAASsd,GAAYvU,EAAOwT,EAAOxE,EAASC,EAAYC,GACtD,OAAIlP,IAAUwT,IAGD,MAATxT,GAA0B,MAATwT,IAAmB3I,GAAa7K,KAAW6K,GAAa2I,GACpExT,GAAUA,GAASwT,GAAUA,EAmBxC,SAAyBtR,EAAQsR,EAAOxE,EAASC,EAAYuF,EAAWtF,GACtE,IAAIuF,EAAW3J,GAAQ5I,GACnBwS,EAAW5J,GAAQ0I,GACnBmB,EAASF,EAAWvd,EAAWuY,GAAOvN,GACtC0S,EAASF,EAAWxd,EAAWuY,GAAO+D,GAKtCqB,GAHJF,EAASA,GAAU1d,EAAUS,EAAYid,IAGhBjd,EACrBod,GAHJF,EAASA,GAAU3d,EAAUS,EAAYkd,IAGhBld,EACrBqd,EAAYJ,GAAUC,EAE1B,GAAIG,GAAapM,GAASzG,GAAS,CACjC,IAAKyG,GAAS6K,GACZ,OAAO,EAETiB,GAAW,EACXI,GAAW,EAEb,GAAIE,IAAcF,EAEhB,OADA3F,IAAUA,EAAQ,IAAIvC,IACd8H,GAAYtV,GAAa+C,GAC7B8S,GAAY9S,EAAQsR,EAAOxE,EAASC,EAAYuF,EAAWtF,GA81EnE,SAAoBhN,EAAQsR,EAAOhE,EAAKR,EAASC,EAAYuF,EAAWtF,GACtE,OAAQM,GACN,KAAKvX,EACH,GAAKiK,EAAOmO,YAAcmD,EAAMnD,YAC3BnO,EAAOkO,YAAcoD,EAAMpD,WAC9B,OAAO,EAETlO,EAASA,EAAOiO,OAChBqD,EAAQA,EAAMrD,OAEhB,KAAKnY,EACH,QAAKkK,EAAOmO,YAAcmD,EAAMnD,aAC3BmE,EAAU,IAAI1N,GAAW5E,GAAS,IAAI4E,GAAW0M,KAKxD,KAAKrc,EACL,KAAKC,EACL,KAAKK,EAGH,OAAOsW,IAAI7L,GAASsR,GAEtB,KAAKnc,EACH,OAAO6K,EAAO+S,MAAQzB,EAAMyB,MAAQ/S,EAAOgT,SAAW1B,EAAM0B,QAE9D,KAAKvd,EACL,KAAKE,EAIH,OAAOqK,GAAWsR,EAAQ,GAE5B,KAAKhc,EACH,IAAI2d,EAAUtR,GAEhB,KAAKjM,EACH,IAAIwd,EAxnLe,EAwnLHpG,EAGhB,GAFAmG,IAAYA,EAAU7Q,IAElBpC,EAAO6B,MAAQyP,EAAMzP,OAASqR,EAChC,OAAO,EAGT,IAAI3E,EAAUvB,EAAMP,IAAIzM,GACxB,GAAIuO,EACF,OAAOA,GAAW+C,EAEpBxE,GAloLqB,EAqoLrBE,EAAM3K,IAAIrC,EAAQsR,GAClB,IAAIjT,EAASyU,GAAYG,EAAQjT,GAASiT,EAAQ3B,GAAQxE,EAASC,EAAYuF,EAAWtF,GAE1F,OADAA,EAAc,OAAEhN,GACT3B,EAET,KAAKzI,EACH,GAAI2S,GACF,OAAOA,GAAchL,KAAKyC,IAAWuI,GAAchL,KAAK+T,GAG9D,OAAO,EA9DT,CA71EmBtR,EAAQsR,EAAOmB,EAAQ3F,EAASC,EAAYuF,EAAWtF,GAExE,KAvvGuB,EAuvGjBF,GAAiC,CACrC,IAAIqG,EAAeR,GAAY3O,GAAezG,KAAKyC,EAAQ,eACvDoT,EAAeR,GAAY5O,GAAezG,KAAK+T,EAAO,eAE1D,GAAI6B,GAAgBC,EAAc,CAChC,IAAIC,EAAeF,EAAenT,EAAOlC,QAAUkC,EAC/CsT,EAAeF,EAAe9B,EAAMxT,QAAUwT,EAGlD,OADAtE,IAAUA,EAAQ,IAAIvC,IACf6H,EAAUe,EAAcC,EAAcxG,EAASC,EAAYC,IAGtE,IAAK6F,EACH,OAAO,EAGT,OADA7F,IAAUA,EAAQ,IAAIvC,IA05ExB,SAAsBzK,EAAQsR,EAAOxE,EAASC,EAAYuF,EAAWtF,GACnE,IAAIkG,EAjqLmB,EAiqLPpG,EACZyG,EAAW7E,GAAW1O,GACtBwT,EAAYD,EAASjW,OACrBmW,EAAW/E,GAAW4C,GACtBK,EAAY8B,EAASnW,OAEzB,GAAIkW,GAAa7B,IAAcuB,EAC7B,OAAO,EAET,IAAIrV,EAAQ2V,EACZ,KAAO3V,KAAS,CACd,IAAI2B,EAAM+T,EAAS1V,GACnB,KAAMqV,EAAY1T,KAAO8R,EAAQtN,GAAezG,KAAK+T,EAAO9R,IAC1D,OAAO,EAIX,IAAIkU,EAAa1G,EAAMP,IAAIzM,GACvB2T,EAAa3G,EAAMP,IAAI6E,GAC3B,GAAIoC,GAAcC,EAChB,OAAOD,GAAcpC,GAASqC,GAAc3T,EAE9C,IAAI3B,GAAS,EACb2O,EAAM3K,IAAIrC,EAAQsR,GAClBtE,EAAM3K,IAAIiP,EAAOtR,GAEjB,IAAI4T,EAAWV,EACf,OAASrV,EAAQ2V,GAAW,CAE1B,IAAIxH,EAAWhM,EADfR,EAAM+T,EAAS1V,IAEXgW,EAAWvC,EAAM9R,GAErB,GAAIuN,EACF,IAAI+G,EAAWZ,EACXnG,EAAW8G,EAAU7H,EAAUxM,EAAK8R,EAAOtR,EAAQgN,GACnDD,EAAWf,EAAU6H,EAAUrU,EAAKQ,EAAQsR,EAAOtE,GAGzD,KAAM8G,IAAanf,EACVqX,IAAa6H,GAAYvB,EAAUtG,EAAU6H,EAAU/G,EAASC,EAAYC,GAC7E8G,GACD,CACLzV,GAAS,EACT,MAEFuV,IAAaA,EAAkB,eAAPpU,GAE1B,GAAInB,IAAWuV,EAAU,CACvB,IAAIG,EAAU/T,EAAOoN,YACjB4G,EAAU1C,EAAMlE,YAGhB2G,GAAWC,KACV,gBAAiBhU,MAAU,gBAAiBsR,IACzB,mBAAXyC,GAAyBA,aAAmBA,GACjC,mBAAXC,GAAyBA,aAAmBA,IACvD3V,GAAS,GAKb,OAFA2O,EAAc,OAAEhN,GAChBgN,EAAc,OAAEsE,GACTjT,EA9DT,CAz5EsB2B,EAAQsR,EAAOxE,EAASC,EAAYuF,EAAWtF,GA1CrE,CAjByBlP,EAAOwT,EAAOxE,EAASC,EAAYsF,GAAarF,IAmFzE,SAASiH,GAAYjU,EAAQhJ,EAAQkd,EAAWnH,GAC9C,IAAIlP,EAAQqW,EAAU5W,OAClBA,EAASO,EACTsW,GAAgBpH,EAEpB,GAAc,MAAV/M,EACF,OAAQ1C,EAGV,IADA0C,EAAS5E,GAAO4E,GACTnC,KAAS,CACd,IAAI6M,EAAOwJ,EAAUrW,GACrB,GAAKsW,GAAgBzJ,EAAK,GAClBA,EAAK,KAAO1K,EAAO0K,EAAK,MACtBA,EAAK,KAAM1K,GAEnB,OAAO,EAGX,OAASnC,EAAQP,GAAQ,CAEvB,IAAIkC,GADJkL,EAAOwJ,EAAUrW,IACF,GACXmO,EAAWhM,EAAOR,GAClB4U,EAAW1J,EAAK,GAEpB,GAAIyJ,GAAgBzJ,EAAK,GAAG,CAC1B,GAAIsB,IAAarX,KAAe6K,KAAOQ,GACrC,OAAO,MAEJ,CACL,IAAIgN,EAAQ,IAAIvC,GAChB,GAAIsC,EACF,IAAI1O,EAAS0O,EAAWf,EAAUoI,EAAU5U,EAAKQ,EAAQhJ,EAAQgW,GAEnE,KAAM3O,IAAW1J,EACT0d,GAAY+B,EAAUpI,EAAUqI,EAA+CtH,EAAYC,GAC3F3O,GAEN,OAAO,GAIb,OAAO,EAWT,SAASiW,GAAaxW,GACpB,SAAKoL,GAASpL,KA05FEX,EA15FiBW,EA25FxBoG,IAAeA,MAAc/G,MAx5FxBuT,GAAW5S,GAAS2G,GAAanM,IAChCoJ,KAAKuG,GAASnK,IAs5F/B,IAAkBX,EA12FlB,SAASoX,GAAazW,GAGpB,MAAoB,mBAATA,EACFA,EAEI,MAATA,EACK0W,GAEW,iBAAT1W,EACF8K,GAAQ9K,GACX2W,GAAoB3W,EAAM,GAAIA,EAAM,IACpC4W,GAAY5W,GAEX6W,GAAS7W,GAUlB,SAAS8W,GAAS5U,GAChB,IAAK6U,GAAY7U,GACf,OAAO6G,GAAW7G,GAEpB,IAAI3B,EAAS,GACb,IAAK,IAAImB,KAAOpE,GAAO4E,GACjBgE,GAAezG,KAAKyC,EAAQR,IAAe,eAAPA,GACtCnB,EAAO+M,KAAK5L,GAGhB,OAAOnB,EAUT,SAASyW,GAAW9U,GAClB,IAAKkJ,GAASlJ,GACZ,OA09FJ,SAAsBA,GACpB,IAAI3B,EAAS,GACb,GAAc,MAAV2B,EACF,IAAK,IAAIR,KAAOpE,GAAO4E,GACrB3B,EAAO+M,KAAK5L,GAGhB,OAAOnB,EAPT,CA19FwB2B,GAEtB,IAAI+U,EAAUF,GAAY7U,GACtB3B,EAAS,GAEb,IAAK,IAAImB,KAAOQ,GACD,eAAPR,IAAyBuV,GAAY/Q,GAAezG,KAAKyC,EAAQR,KACrEnB,EAAO+M,KAAK5L,GAGhB,OAAOnB,EAYT,SAAS2W,GAAOlX,EAAOwT,GACrB,OAAOxT,EAAQwT,EAWjB,SAAS2D,GAAQ3V,EAAY3B,GAC3B,IAAIE,GAAS,EACTQ,EAAS6W,GAAY5V,GAAcX,EAAMW,EAAWhC,QAAU,GAKlE,OAHA6O,GAAS7M,GAAWA,SAAUxB,EAAO0B,EAAKF,GACxCjB,IAASR,GAASF,EAASG,EAAO0B,EAAKF,MAElCjB,EAUT,SAASqW,GAAY1d,GACnB,IAAIkd,EAAYiB,GAAane,GAC7B,OAAwB,GAApBkd,EAAU5W,QAAe4W,EAAU,GAAG,GACjCkB,GAAwBlB,EAAU,GAAG,GAAIA,EAAU,GAAG,IAExD,SAASlU,GACd,OAAOA,IAAWhJ,GAAUid,GAAYjU,EAAQhJ,EAAQkd,IAY5D,SAASO,GAAoB7D,EAAMwD,GACjC,OAAIiB,GAAMzE,IAAS0E,GAAmBlB,GAC7BgB,GAAwBtE,GAAMF,GAAOwD,GAEvC,SAASpU,GACd,IAAIgM,EAAWS,GAAIzM,EAAQ4Q,GAC3B,OAAQ5E,IAAarX,GAAaqX,IAAaoI,EAC3CmB,GAAMvV,EAAQ4Q,GACdyB,GAAY+B,EAAUpI,EAAUqI,IAexC,SAASmB,GAAUxV,EAAQhJ,EAAQye,EAAU1I,EAAYC,GACnDhN,IAAWhJ,GAGfsZ,GAAQtZ,GAAOA,SAAUod,EAAU5U,GAEjC,GADAwN,IAAUA,EAAQ,IAAIvC,IAClBvB,GAASkL,IA+BjB,SAAuBpU,EAAQhJ,EAAQwI,EAAKiW,EAAUC,EAAW3I,EAAYC,GAC3E,IAAIhB,EAAW2J,GAAQ3V,EAAQR,GAC3B4U,EAAWuB,GAAQ3e,EAAQwI,GAC3B+O,EAAUvB,EAAMP,IAAI2H,GAExB,GAAI7F,EAEF,YADA3C,GAAiB5L,EAAQR,EAAK+O,GAGhC,IAAIqH,EAAW7I,EACXA,EAAWf,EAAUoI,EAAW5U,EAAM,GAAKQ,EAAQhJ,EAAQgW,GAC3DrY,EAEAqa,EAAW4G,IAAajhB,EAE5B,GAAIqa,EAAU,CACZ,IAAInE,EAAQjC,GAAQwL,GAChBpJ,GAAUH,GAASpE,GAAS2N,GAC5ByB,GAAWhL,IAAUG,GAAU/N,GAAamX,GAEhDwB,EAAWxB,EACPvJ,GAASG,GAAU6K,EACjBjN,GAAQoD,GACV4J,EAAW5J,EAEJ8J,GAAkB9J,GACzB4J,EAAWnK,GAAUO,GAEdhB,GACPgE,GAAW,EACX4G,EAAWnI,GAAY2G,GAAU,IAE1ByB,GACP7G,GAAW,EACX4G,EAAWxH,GAAgBgG,GAAU,IAGrCwB,EAAW,GAGNG,GAAc3B,IAAarJ,GAAYqJ,IAC9CwB,EAAW5J,EACPjB,GAAYiB,GACd4J,EAAWI,GAAchK,GAEjB9C,GAAS8C,KAAa0E,GAAW1E,KACzC4J,EAAWlI,GAAgB0G,KAI7BpF,GAAW,EAGXA,IAEFhC,EAAM3K,IAAI+R,EAAUwB,GACpBF,EAAUE,EAAUxB,EAAUqB,EAAU1I,EAAYC,GACpDA,EAAc,OAAEoH,IAElBxI,GAAiB5L,EAAQR,EAAKoW,GA3DhC,CA9BoB5V,EAAQhJ,EAAQwI,EAAKiW,EAAUD,GAAWzI,EAAYC,OAEjE,CACH,IAAI4I,EAAW7I,EACXA,EAAW4I,GAAQ3V,EAAQR,GAAM4U,EAAW5U,EAAM,GAAKQ,EAAQhJ,EAAQgW,GACvErY,EAEAihB,IAAajhB,IACfihB,EAAWxB,GAEbxI,GAAiB5L,EAAQR,EAAKoW,MAE/BhI,IAwFL,SAASqI,GAAQxY,EAAO4C,GACtB,IAAI/C,EAASG,EAAMH,OACnB,GAAKA,EAIL,OAAO6N,GADP9K,GAAKA,EAAI,EAAI/C,EAAS,EACJA,GAAUG,EAAM4C,GAAK1L,EAYzC,SAASuhB,GAAY5W,EAAY6W,EAAWC,GAExCD,EADEA,EAAU7Y,OACAoB,GAASyX,GAAUA,SAAUxY,GACvC,OAAIiL,GAAQjL,GACH,SAASG,GACd,OAAO6S,GAAQ7S,EAA2B,IAApBH,EAASL,OAAeK,EAAS,GAAKA,IAGzDA,KAGG,CAAC6W,IAGf,IAAI3W,GAAS,EACbsY,EAAYzX,GAASyX,EAAWxV,GAAU0V,OAE1C,IAAIhY,EAAS4W,GAAQ3V,GAAWA,SAAUxB,EAAO0B,EAAKF,GACpD,IAAIgX,EAAW5X,GAASyX,GAAUA,SAAUxY,GAC1C,OAAOA,EAASG,MAElB,MAAO,CAAE,SAAYwY,EAAU,QAAWzY,EAAO,MAASC,MAG5D,OA5xFJ,SAAoBL,EAAO8Y,GACzB,IAAIjZ,EAASG,EAAMH,OAGnB,IADAG,EAAM+Y,KAAKD,GACJjZ,KACLG,EAAMH,GAAUG,EAAMH,GAAQQ,MAEhC,OAAOL,EAPT,CA4xFsBY,GAAOA,SAAU2B,EAAQsR,GACzC,OA04BJ,SAAyBtR,EAAQsR,EAAO8E,GACtC,IAAIvY,GAAS,EACT4Y,EAAczW,EAAOsW,SACrBI,EAAcpF,EAAMgF,SACpBhZ,EAASmZ,EAAYnZ,OACrBqZ,EAAeP,EAAO9Y,OAE1B,OAASO,EAAQP,GAAQ,CACvB,IAAIe,EAASuY,GAAiBH,EAAY5Y,GAAQ6Y,EAAY7Y,IAC9D,GAAIQ,EACF,OAAIR,GAAS8Y,EACJtY,EAGFA,GAAmB,QADd+X,EAAOvY,IACiB,EAAI,GAU5C,OAAOmC,EAAOnC,MAAQyT,EAAMzT,MAxB9B,CA14B2BmC,EAAQsR,EAAO8E,MA4B1C,SAASS,GAAW7W,EAAQuM,EAAOrO,GAKjC,IAJA,IAAIL,GAAS,EACTP,EAASiP,EAAMjP,OACfe,EAAS,KAEJR,EAAQP,GAAQ,CACvB,IAAIsT,EAAOrE,EAAM1O,GACbC,EAAQ6S,GAAQ3Q,EAAQ4Q,GAExB1S,EAAUJ,EAAO8S,IACnBkG,GAAQzY,EAAQwS,GAASD,EAAM5Q,GAASlC,GAG5C,OAAOO,EA2BT,SAAS0Y,GAAYtZ,EAAOoB,EAAQlB,EAAUc,GAC5C,IAAIuY,EAAUvY,EAAaoB,GAAkBtB,GACzCV,GAAS,EACTP,EAASuB,EAAOvB,OAChB0U,EAAOvU,EAQX,IANIA,IAAUoB,IACZA,EAAS4M,GAAU5M,IAEjBlB,IACFqU,EAAOtT,GAASjB,EAAOkD,GAAUhD,OAE1BE,EAAQP,GAKf,IAJA,IAAIoC,EAAY,EACZ5B,EAAQe,EAAOhB,GACfsR,EAAWxR,EAAWA,EAASG,GAASA,GAEpC4B,EAAYsX,EAAQhF,EAAM7C,EAAUzP,EAAWjB,KAAgB,GACjEuT,IAASvU,GACX0H,GAAO5H,KAAKyU,EAAMtS,EAAW,GAE/ByF,GAAO5H,KAAKE,EAAOiC,EAAW,GAGlC,OAAOjC,EAYT,SAASwZ,GAAWxZ,EAAOyZ,GAIzB,IAHA,IAAI5Z,EAASG,EAAQyZ,EAAQ5Z,OAAS,EAClCkF,EAAYlF,EAAS,EAElBA,KAAU,CACf,IAAIO,EAAQqZ,EAAQ5Z,GACpB,GAAIA,GAAUkF,GAAa3E,IAAUsZ,EAAU,CAC7C,IAAIA,EAAWtZ,EACXsN,GAAQtN,GACVsH,GAAO5H,KAAKE,EAAOI,EAAO,GAE1BuZ,GAAU3Z,EAAOI,IAIvB,OAAOJ,EAYT,SAAS6N,GAAWqB,EAAOC,GACzB,OAAOD,EAAQvG,GAAYgB,MAAkBwF,EAAQD,EAAQ,IAkC/D,SAAS0K,GAAW9W,EAAQF,GAC1B,IAAIhC,EAAS,GACb,IAAKkC,GAAUF,EAAI,GAAKA,EA9yHL,iBA+yHjB,OAAOhC,EAIT,EAAE,CACIgC,EAAI,IACNhC,GAAUkC,IAEZF,EAAI+F,GAAY/F,EAAI,MAElBE,GAAUA,SAELF,GAET,OAAOhC,EAWT,SAASiZ,GAASna,EAAMoa,GACtB,OAAOC,GAAYC,GAASta,EAAMoa,EAAO/C,IAAWrX,EAAO,IAU7D,SAASua,GAAWpY,GAClB,OAAO+L,GAAYxM,GAAOS,IAW5B,SAASqY,GAAerY,EAAYe,GAClC,IAAI5C,EAAQoB,GAAOS,GACnB,OAAOkM,GAAY/N,EAAOiO,GAAUrL,EAAG,EAAG5C,EAAMH,SAalD,SAASwZ,GAAQ9W,EAAQ4Q,EAAM9S,EAAOiP,GACpC,IAAK7D,GAASlJ,GACZ,OAAOA,EAST,IALA,IAAInC,GAAS,EACTP,GAHJsT,EAAOC,GAASD,EAAM5Q,IAGJ1C,OACdkF,EAAYlF,EAAS,EACrBsa,EAAS5X,EAEI,MAAV4X,KAAoB/Z,EAAQP,GAAQ,CACzC,IAAIkC,EAAMsR,GAAMF,EAAK/S,IACjB+X,EAAW9X,EAEf,GAAY,cAAR0B,GAA+B,gBAARA,GAAiC,cAARA,EAClD,OAAOQ,EAGT,GAAInC,GAAS2E,EAAW,CACtB,IAAIwJ,EAAW4L,EAAOpY,IACtBoW,EAAW7I,EAAaA,EAAWf,EAAUxM,EAAKoY,GAAUjjB,KAC3CA,IACfihB,EAAW1M,GAAS8C,GAChBA,EACCb,GAAQyF,EAAK/S,EAAQ,IAAM,GAAK,IAGzCkO,GAAY6L,EAAQpY,EAAKoW,GACzBgC,EAASA,EAAOpY,GAElB,OAAOQ,EAWT,IAAI6X,GAAe/P,GAAqB,SAAS3K,EAAMuN,GAErD,OADA5C,GAAQzF,IAAIlF,EAAMuN,GACXvN,GAFoBqX,GAazBsD,GAAmBpS,GAA4B,SAASvI,EAAMoD,GAChE,OAAOmF,GAAevI,EAAM,WAAY,CACtC,cAAgB,EAChB,YAAc,EACd,MAAS4a,GAASxX,GAClB,UAAY,KALwBiU,GAgBxC,SAASwD,GAAY1Y,GACnB,OAAOkM,GAAY3M,GAAOS,IAY5B,SAAS2Y,GAAUxa,EAAO8Z,EAAOW,GAC/B,IAAIra,GAAS,EACTP,EAASG,EAAMH,OAEfia,EAAQ,IACVA,GAASA,EAAQja,EAAS,EAAKA,EAASia,IAE1CW,EAAMA,EAAM5a,EAASA,EAAS4a,GACpB,IACRA,GAAO5a,GAETA,EAASia,EAAQW,EAAM,EAAMA,EAAMX,IAAW,EAC9CA,KAAW,EAGX,IADA,IAAIlZ,EAASM,EAAMrB,KACVO,EAAQP,GACfe,EAAOR,GAASJ,EAAMI,EAAQ0Z,GAEhC,OAAOlZ,EAYT,SAAS8Z,GAAS7Y,EAAYpB,GAC5B,IAAIG,EAMJ,OAJA8N,GAAS7M,GAAWA,SAAUxB,EAAOD,EAAOyB,GAE1C,QADAjB,EAASH,EAAUJ,EAAOD,EAAOyB,SAG1BjB,EAeX,SAAS+Z,GAAgB3a,EAAOK,EAAOua,GACrC,IAAIC,EAAM,EACNC,EAAgB,MAAT9a,EAAgB6a,EAAM7a,EAAMH,OAEvC,GAAoB,iBAATQ,GAAqBA,GAAUA,GAASya,GAn/H3BC,WAm/H0D,CAChF,KAAOF,EAAMC,GAAM,CACjB,IAAIE,EAAOH,EAAMC,IAAU,EACvBpJ,EAAW1R,EAAMgb,GAEJ,OAAbtJ,IAAsBa,GAASb,KAC9BkJ,EAAclJ,GAAYrR,EAAUqR,EAAWrR,GAClDwa,EAAMG,EAAM,EAEZF,EAAOE,EAGX,OAAOF,EAET,OAAOG,GAAkBjb,EAAOK,EAAO0W,GAAU6D,GAgBnD,SAASK,GAAkBjb,EAAOK,EAAOH,EAAU0a,GACjD,IAAIC,EAAM,EACNC,EAAgB,MAAT9a,EAAgB,EAAIA,EAAMH,OACrC,GAAa,IAATib,EACF,OAAO,EAST,IALA,IAAII,GADJ7a,EAAQH,EAASG,KACQA,EACrB8a,EAAsB,OAAV9a,EACZ+a,EAAc7I,GAASlS,GACvBgb,EAAiBhb,IAAUnJ,EAExB2jB,EAAMC,GAAM,CACjB,IAAIE,EAAMrS,IAAakS,EAAMC,GAAQ,GACjCpJ,EAAWxR,EAASF,EAAMgb,IAC1BM,EAAe5J,IAAaxa,EAC5BqkB,EAAyB,OAAb7J,EACZ8J,EAAiB9J,GAAaA,EAC9B+J,EAAclJ,GAASb,GAE3B,GAAIwJ,EACF,IAAIQ,EAASd,GAAcY,OAE3BE,EADSL,EACAG,IAAmBZ,GAAcU,GACjCH,EACAK,GAAkBF,IAAiBV,IAAeW,GAClDH,EACAI,GAAkBF,IAAiBC,IAAcX,IAAea,IAChEF,IAAaE,IAGbb,EAAclJ,GAAYrR,EAAUqR,EAAWrR,GAEtDqb,EACFb,EAAMG,EAAM,EAEZF,EAAOE,EAGX,OAAOzR,GAAUuR,EA1jICC,YAskIpB,SAASY,GAAe3b,EAAOE,GAM7B,IALA,IAAIE,GAAS,EACTP,EAASG,EAAMH,OACfc,EAAW,EACXC,EAAS,KAEJR,EAAQP,GAAQ,CACvB,IAAIQ,EAAQL,EAAMI,GACdsR,EAAWxR,EAAWA,EAASG,GAASA,EAE5C,IAAKD,IAAUgO,GAAGsD,EAAU6C,GAAO,CACjC,IAAIA,EAAO7C,EACX9Q,EAAOD,KAAwB,IAAVN,EAAc,EAAIA,GAG3C,OAAOO,EAWT,SAASgb,GAAavb,GACpB,MAAoB,iBAATA,EACFA,EAELkS,GAASlS,GAxmIP,KA2mIEA,EAWV,SAASwb,GAAaxb,GAEpB,GAAoB,iBAATA,EACT,OAAOA,EAET,GAAI8K,GAAQ9K,GAEV,OAAOY,GAASZ,EAAOwb,IAAgB,GAEzC,GAAItJ,GAASlS,GACX,OAAO2K,GAAiBA,GAAelL,KAAKO,GAAS,GAEvD,IAAIO,EAAUP,EAAQ,GACtB,MAAkB,KAAVO,GAAkB,EAAIP,IAtoInB,SAsoI0C,KAAOO,EAY9D,SAASkb,GAAS9b,EAAOE,EAAUc,GACjC,IAAIZ,GAAS,EACTkR,EAAWzQ,GACXhB,EAASG,EAAMH,OACf0R,GAAW,EACX3Q,EAAS,GACT2T,EAAO3T,EAEX,GAAII,EACFuQ,GAAW,EACXD,EAAWvQ,QAER,GAAIlB,GAjtIU,IAitIkB,CACnC,IAAI+E,EAAM1E,EAAW,KAAO6b,GAAU/b,GACtC,GAAI4E,EACF,OAAOD,GAAWC,GAEpB2M,GAAW,EACXD,EAAWjO,GACXkR,EAAO,IAAI1H,QAGX0H,EAAOrU,EAAW,GAAKU,EAEzB6Q,EACA,OAASrR,EAAQP,GAAQ,CACvB,IAAIQ,EAAQL,EAAMI,GACdsR,EAAWxR,EAAWA,EAASG,GAASA,EAG5C,GADAA,EAASW,GAAwB,IAAVX,EAAeA,EAAQ,EAC1CkR,GAAYG,GAAaA,EAAU,CAErC,IADA,IAAIsK,EAAYzH,EAAK1U,OACdmc,KACL,GAAIzH,EAAKyH,KAAetK,EACtB,SAASD,EAGTvR,GACFqU,EAAK5G,KAAK+D,GAEZ9Q,EAAO+M,KAAKtN,QAEJiR,EAASiD,EAAM7C,EAAU1Q,KAC7BuT,IAAS3T,GACX2T,EAAK5G,KAAK+D,GAEZ9Q,EAAO+M,KAAKtN,IAGhB,OAAOO,EAWT,SAAS+Y,GAAUpX,EAAQ4Q,GAGzB,OAAiB,OADjB5Q,EAASkS,GAAOlS,EADhB4Q,EAAOC,GAASD,EAAM5Q,aAEUA,EAAO8Q,GAAMqB,GAAKvB,KAapD,SAAS8I,GAAW1Z,EAAQ4Q,EAAM+I,EAAS5M,GACzC,OAAO+J,GAAQ9W,EAAQ4Q,EAAM+I,EAAQhJ,GAAQ3Q,EAAQ4Q,IAAQ7D,GAc/D,SAAS6M,GAAUnc,EAAOS,EAAW2b,EAAQla,GAI3C,IAHA,IAAIrC,EAASG,EAAMH,OACfO,EAAQ8B,EAAYrC,GAAU,GAE1BqC,EAAY9B,MAAYA,EAAQP,IACtCY,EAAUT,EAAMI,GAAQA,EAAOJ,KAEjC,OAAOoc,EACH5B,GAAUxa,EAAQkC,EAAY,EAAI9B,EAAS8B,EAAY9B,EAAQ,EAAIP,GACnE2a,GAAUxa,EAAQkC,EAAY9B,EAAQ,EAAI,EAAK8B,EAAYrC,EAASO,GAa1E,SAASic,GAAiBhc,EAAOic,GAC/B,IAAI1b,EAASP,EAIb,OAHIO,aAAkBwK,KACpBxK,EAASA,EAAOP,SAEXiB,GAAYgb,GAAQA,SAAU1b,EAAQ2b,GAC3C,OAAOA,EAAO7c,KAAKD,MAAM8c,EAAO5c,QAASwB,GAAU,CAACP,GAAS2b,EAAO3c,SACnEgB,GAaL,SAAS4b,GAAQvI,EAAQ/T,EAAUc,GACjC,IAAInB,EAASoU,EAAOpU,OACpB,GAAIA,EAAS,EACX,OAAOA,EAASic,GAAS7H,EAAO,IAAM,GAKxC,IAHA,IAAI7T,GAAS,EACTQ,EAASM,EAAMrB,KAEVO,EAAQP,GAIf,IAHA,IAAIG,EAAQiU,EAAO7T,GACf+T,GAAY,IAEPA,EAAWtU,GACdsU,GAAY/T,IACdQ,EAAOR,GAASiR,GAAezQ,EAAOR,IAAUJ,EAAOiU,EAAOE,GAAWjU,EAAUc,IAIzF,OAAO8a,GAASrJ,GAAY7R,EAAQ,GAAIV,EAAUc,GAYpD,SAASyb,GAAcrZ,EAAOhC,EAAQsb,GAMpC,IALA,IAAItc,GAAS,EACTP,EAASuD,EAAMvD,OACf8c,EAAavb,EAAOvB,OACpBe,EAAS,KAEJR,EAAQP,GAAQ,CACvB,IAAIQ,EAAQD,EAAQuc,EAAavb,EAAOhB,GAASlJ,EACjDwlB,EAAW9b,EAAQwC,EAAMhD,GAAQC,GAEnC,OAAOO,EAUT,SAASgc,GAAoBvc,GAC3B,OAAOgY,GAAkBhY,GAASA,EAAQ,GAU5C,SAASwc,GAAaxc,GACpB,MAAuB,mBAATA,EAAsBA,EAAQ0W,GAW9C,SAAS3D,GAAS/S,EAAOkC,GACvB,OAAI4I,GAAQ9K,GACHA,EAEFuX,GAAMvX,EAAOkC,GAAU,CAAClC,GAASyc,GAAaxW,GAASjG,IAYhE,IAAI0c,GAAWlD,GAWf,SAASmD,GAAUhd,EAAO8Z,EAAOW,GAC/B,IAAI5a,EAASG,EAAMH,OAEnB,OADA4a,EAAMA,IAAQvjB,EAAY2I,EAAS4a,GAC1BX,GAASW,GAAO5a,EAAUG,EAAQwa,GAAUxa,EAAO8Z,EAAOW,GASrE,IAAIrS,GAAeD,IAAmB,SAAS8U,GAC7C,OAAOnf,GAAKsK,aAAa6U,IAW3B,SAASjN,GAAYQ,EAAQhB,GAC3B,GAAIA,EACF,OAAOgB,EAAOzN,QAEhB,IAAIlD,EAAS2Q,EAAO3Q,OAChBe,EAASwG,GAAcA,GAAYvH,GAAU,IAAI2Q,EAAOb,YAAY9P,GAGxE,OADA2Q,EAAO0M,KAAKtc,GACLA,EAUT,SAAS0P,GAAiB6M,GACxB,IAAIvc,EAAS,IAAIuc,EAAYxN,YAAYwN,EAAYzM,YAErD,OADA,IAAIvJ,GAAWvG,GAAQgE,IAAI,IAAIuC,GAAWgW,IACnCvc,EAgDT,SAAS+P,GAAgByM,EAAY5N,GACnC,IAAIgB,EAAShB,EAASc,GAAiB8M,EAAW5M,QAAU4M,EAAW5M,OACvE,OAAO,IAAI4M,EAAWzN,YAAYa,EAAQ4M,EAAW3M,WAAY2M,EAAWvd,QAW9E,SAASsZ,GAAiB9Y,EAAOwT,GAC/B,GAAIxT,IAAUwT,EAAO,CACnB,IAAIwJ,EAAehd,IAAUnJ,EACzBikB,EAAsB,OAAV9a,EACZid,EAAiBjd,GAAUA,EAC3B+a,EAAc7I,GAASlS,GAEvBib,EAAezH,IAAU3c,EACzBqkB,EAAsB,OAAV1H,EACZ2H,EAAiB3H,GAAUA,EAC3B4H,EAAclJ,GAASsB,GAE3B,IAAM0H,IAAcE,IAAgBL,GAAe/a,EAAQwT,GACtDuH,GAAeE,GAAgBE,IAAmBD,IAAcE,GAChEN,GAAaG,GAAgBE,IAC5B6B,GAAgB7B,IACjB8B,EACH,OAAO,EAET,IAAMnC,IAAcC,IAAgBK,GAAepb,EAAQwT,GACtD4H,GAAe4B,GAAgBC,IAAmBnC,IAAcC,GAChEG,GAAa8B,GAAgBC,IAC5BhC,GAAgBgC,IACjB9B,EACH,OAAQ,EAGZ,OAAO,EAuDT,SAAS+B,GAAY3d,EAAM4d,EAAUC,EAASC,GAU5C,IATA,IAAIC,GAAa,EACbC,EAAahe,EAAKC,OAClBge,EAAgBJ,EAAQ5d,OACxBie,GAAa,EACbC,EAAaP,EAAS3d,OACtBme,EAAc3U,GAAUuU,EAAaC,EAAe,GACpDjd,EAASM,EAAM6c,EAAaC,GAC5BC,GAAeP,IAEVI,EAAYC,GACnBnd,EAAOkd,GAAaN,EAASM,GAE/B,OAASH,EAAYE,IACfI,GAAeN,EAAYC,KAC7Bhd,EAAO6c,EAAQE,IAAc/d,EAAK+d,IAGtC,KAAOK,KACLpd,EAAOkd,KAAele,EAAK+d,KAE7B,OAAO/c,EAcT,SAASsd,GAAiBte,EAAM4d,EAAUC,EAASC,GAWjD,IAVA,IAAIC,GAAa,EACbC,EAAahe,EAAKC,OAClBse,GAAgB,EAChBN,EAAgBJ,EAAQ5d,OACxBue,GAAc,EACdC,EAAcb,EAAS3d,OACvBme,EAAc3U,GAAUuU,EAAaC,EAAe,GACpDjd,EAASM,EAAM8c,EAAcK,GAC7BJ,GAAeP,IAEVC,EAAYK,GACnBpd,EAAO+c,GAAa/d,EAAK+d,GAG3B,IADA,IAAItc,EAASsc,IACJS,EAAaC,GACpBzd,EAAOS,EAAS+c,GAAcZ,EAASY,GAEzC,OAASD,EAAeN,IAClBI,GAAeN,EAAYC,KAC7Bhd,EAAOS,EAASoc,EAAQU,IAAiBve,EAAK+d,MAGlD,OAAO/c,EAWT,SAASoN,GAAUzU,EAAQyG,GACzB,IAAII,GAAS,EACTP,EAAStG,EAAOsG,OAGpB,IADAG,IAAUA,EAAQkB,EAAMrB,MACfO,EAAQP,GACfG,EAAMI,GAAS7G,EAAO6G,GAExB,OAAOJ,EAaT,SAAS4O,GAAWrV,EAAQ6J,EAAOb,EAAQ+M,GACzC,IAAIgP,GAAS/b,EACbA,IAAWA,EAAS,IAKpB,IAHA,IAAInC,GAAS,EACTP,EAASuD,EAAMvD,SAEVO,EAAQP,GAAQ,CACvB,IAAIkC,EAAMqB,EAAMhD,GAEZ+X,EAAW7I,EACXA,EAAW/M,EAAOR,GAAMxI,EAAOwI,GAAMA,EAAKQ,EAAQhJ,GAClDrC,EAEAihB,IAAajhB,IACfihB,EAAW5e,EAAOwI,IAEhBuc,EACFjQ,GAAgB9L,EAAQR,EAAKoW,GAE7B7J,GAAY/L,EAAQR,EAAKoW,GAG7B,OAAO5V,EAmCT,SAASgc,GAAiBte,EAAQue,GAChC,OAAO,SAAS3c,EAAY3B,GAC1B,IAAIR,EAAOyL,GAAQtJ,GAAc9B,GAAkB0O,GAC/CtO,EAAcqe,EAAcA,IAAgB,GAEhD,OAAO9e,EAAKmC,EAAY5B,EAAQ2Y,GAAY1Y,EAAU,GAAIC,IAW9D,SAASse,GAAeC,GACtB,OAAO7E,IAASA,SAAStX,EAAQoc,GAC/B,IAAIve,GAAS,EACTP,EAAS8e,EAAQ9e,OACjByP,EAAazP,EAAS,EAAI8e,EAAQ9e,EAAS,GAAK3I,EAChD0nB,EAAQ/e,EAAS,EAAI8e,EAAQ,GAAKznB,EAWtC,IATAoY,EAAcoP,EAAS7e,OAAS,GAA0B,mBAAdyP,GACvCzP,IAAUyP,GACXpY,EAEA0nB,GAASC,GAAeF,EAAQ,GAAIA,EAAQ,GAAIC,KAClDtP,EAAazP,EAAS,EAAI3I,EAAYoY,EACtCzP,EAAS,GAEX0C,EAAS5E,GAAO4E,KACPnC,EAAQP,GAAQ,CACvB,IAAItG,EAASolB,EAAQve,GACjB7G,GACFmlB,EAASnc,EAAQhJ,EAAQ6G,EAAOkP,GAGpC,OAAO/M,KAYX,SAAS0P,GAAenQ,EAAUI,GAChC,OAAO,SAASL,EAAY3B,GAC1B,GAAkB,MAAd2B,EACF,OAAOA,EAET,IAAK4V,GAAY5V,GACf,OAAOC,EAASD,EAAY3B,GAM9B,IAJA,IAAIL,EAASgC,EAAWhC,OACpBO,EAAQ8B,EAAYrC,GAAU,EAC9Bif,EAAWnhB,GAAOkE,IAEdK,EAAY9B,MAAYA,EAAQP,KACa,IAA/CK,EAAS4e,EAAS1e,GAAQA,EAAO0e,KAIvC,OAAOjd,GAWX,SAASiR,GAAc5Q,GACrB,OAAO,SAASK,EAAQrC,EAAUqT,GAMhC,IALA,IAAInT,GAAS,EACT0e,EAAWnhB,GAAO4E,GAClBa,EAAQmQ,EAAShR,GACjB1C,EAASuD,EAAMvD,OAEZA,KAAU,CACf,IAAIkC,EAAMqB,EAAMlB,EAAYrC,IAAWO,GACvC,IAA+C,IAA3CF,EAAS4e,EAAS/c,GAAMA,EAAK+c,GAC/B,MAGJ,OAAOvc,GAgCX,SAASwc,GAAgBC,GACvB,OAAO,SAASlc,GAGd,IAAIW,EAAaO,GAFjBlB,EAASwD,GAASxD,IAGdkC,GAAclC,GACd5L,EAEA6M,EAAMN,EACNA,EAAW,GACXX,EAAOqC,OAAO,GAEd8Z,EAAWxb,EACXuZ,GAAUvZ,EAAY,GAAGlH,KAAK,IAC9BuG,EAAOC,MAAM,GAEjB,OAAOgB,EAAIib,KAAgBC,GAW/B,SAASC,GAAiBC,GACxB,OAAO,SAASrc,GACd,OAAOxB,GAAY8d,GAAMC,GAAOvc,GAAQG,QAAQvG,GAAQ,KAAMyiB,EAAU,KAY5E,SAASG,GAAWjP,GAClB,OAAO,WAIL,IAAIzQ,EAAO2f,UACX,OAAQ3f,EAAKC,QACX,KAAK,EAAG,OAAO,IAAIwQ,EACnB,KAAK,EAAG,OAAO,IAAIA,EAAKzQ,EAAK,IAC7B,KAAK,EAAG,OAAO,IAAIyQ,EAAKzQ,EAAK,GAAIA,EAAK,IACtC,KAAK,EAAG,OAAO,IAAIyQ,EAAKzQ,EAAK,GAAIA,EAAK,GAAIA,EAAK,IAC/C,KAAK,EAAG,OAAO,IAAIyQ,EAAKzQ,EAAK,GAAIA,EAAK,GAAIA,EAAK,GAAIA,EAAK,IACxD,KAAK,EAAG,OAAO,IAAIyQ,EAAKzQ,EAAK,GAAIA,EAAK,GAAIA,EAAK,GAAIA,EAAK,GAAIA,EAAK,IACjE,KAAK,EAAG,OAAO,IAAIyQ,EAAKzQ,EAAK,GAAIA,EAAK,GAAIA,EAAK,GAAIA,EAAK,GAAIA,EAAK,GAAIA,EAAK,IAC1E,KAAK,EAAG,OAAO,IAAIyQ,EAAKzQ,EAAK,GAAIA,EAAK,GAAIA,EAAK,GAAIA,EAAK,GAAIA,EAAK,GAAIA,EAAK,GAAIA,EAAK,IAErF,IAAI4f,EAAcjU,GAAW8E,EAAKpK,WAC9BrF,EAASyP,EAAK5Q,MAAM+f,EAAa5f,GAIrC,OAAO6L,GAAS7K,GAAUA,EAAS4e,GAgDvC,SAASC,GAAWC,GAClB,OAAO,SAAS7d,EAAYpB,EAAWwB,GACrC,IAAI6c,EAAWnhB,GAAOkE,GACtB,IAAK4V,GAAY5V,GAAa,CAC5B,IAAI3B,EAAW0Y,GAAYnY,EAAW,GACtCoB,EAAa8E,GAAK9E,GAClBpB,EAAY,SAASsB,GAAO,OAAO7B,EAAS4e,EAAS/c,GAAMA,EAAK+c,IAElE,IAAI1e,EAAQsf,EAAc7d,EAAYpB,EAAWwB,GACjD,OAAO7B,GAAS,EAAI0e,EAAS5e,EAAW2B,EAAWzB,GAASA,GAASlJ,GAWzE,SAASyoB,GAAWzd,GAClB,OAAO0d,IAASA,SAASC,GACvB,IAAIhgB,EAASggB,EAAMhgB,OACfO,EAAQP,EACRigB,EAASzU,GAAcpF,UAAU8Z,KAKrC,IAHI7d,GACF2d,EAAM/V,UAED1J,KAAS,CACd,IAAIV,EAAOmgB,EAAMzf,GACjB,GAAmB,mBAARV,EACT,MAAM,IAAIqG,GAAU5O,GAEtB,GAAI2oB,IAAWE,GAAgC,WAArBC,GAAYvgB,GACpC,IAAIsgB,EAAU,IAAI3U,GAAc,IAAI,GAIxC,IADAjL,EAAQ4f,EAAU5f,EAAQP,IACjBO,EAAQP,GAAQ,CAGvB,IAAIqgB,EAAWD,GAFfvgB,EAAOmgB,EAAMzf,IAGT6M,EAAmB,WAAZiT,EAAwBC,GAAQzgB,GAAQxI,EAMjD8oB,EAJE/S,GAAQmT,GAAWnT,EAAK,KACX,KAAXA,EAAK,KACJA,EAAK,GAAGpN,QAAqB,GAAXoN,EAAK,GAElB+S,EAAQC,GAAYhT,EAAK,KAAKxN,MAAMugB,EAAS/S,EAAK,IAElC,GAAfvN,EAAKG,QAAeugB,GAAW1gB,GACtCsgB,EAAQE,KACRF,EAAQD,KAAKrgB,GAGrB,OAAO,WACL,IAAIE,EAAO2f,UACPlf,EAAQT,EAAK,GAEjB,GAAIogB,GAA0B,GAAfpgB,EAAKC,QAAesL,GAAQ9K,GACzC,OAAO2f,EAAQK,MAAMhgB,GAAOA,QAK9B,IAHA,IAAID,EAAQ,EACRQ,EAASf,EAASggB,EAAMzf,GAAOX,MAAMmM,KAAMhM,GAAQS,IAE9CD,EAAQP,GACfe,EAASif,EAAMzf,GAAON,KAAK8L,KAAMhL,GAEnC,OAAOA,MAwBb,SAAS0f,GAAa5gB,EAAM2P,EAAS1P,EAAS6d,EAAUC,EAAS8C,EAAeC,EAAcC,EAAQC,EAAKC,GACzG,IAAIC,EApiKY,IAoiKJvR,EACRwR,EA5iKa,EA4iKJxR,EACTyR,EA5iKiB,EA4iKLzR,EACZqO,EAAsB,GAAVrO,EACZ0R,EAtiKa,IAsiKJ1R,EACTgB,EAAOyQ,EAAY5pB,EAAYooB,GAAW5f,GA6C9C,OA3CA,SAASsgB,IAKP,IAJA,IAAIngB,EAAS0f,UAAU1f,OACnBD,EAAOsB,EAAMrB,GACbO,EAAQP,EAELO,KACLR,EAAKQ,GAASmf,UAAUnf,GAE1B,GAAIsd,EACF,IAAIhZ,EAAcsc,GAAUhB,GACxBiB,EAvhIZ,SAAsBjhB,EAAO0E,GAI3B,IAHA,IAAI7E,EAASG,EAAMH,OACfe,EAAS,EAENf,KACDG,EAAMH,KAAY6E,KAClB9D,EAGN,OAAOA,EATT,CAuhIwChB,EAAM8E,GASxC,GAPI8Y,IACF5d,EAAO2d,GAAY3d,EAAM4d,EAAUC,EAASC,IAE1C6C,IACF3gB,EAAOse,GAAiBte,EAAM2gB,EAAeC,EAAc9C,IAE7D7d,GAAUohB,EACNvD,GAAa7d,EAAS8gB,EAAO,CAC/B,IAAIO,EAAazc,GAAe7E,EAAM8E,GACtC,OAAOyc,GACLzhB,EAAM2P,EAASiR,GAAcN,EAAQtb,YAAa/E,EAClDC,EAAMshB,EAAYT,EAAQC,EAAKC,EAAQ9gB,GAG3C,IAAI2f,EAAcqB,EAASlhB,EAAUiM,KACjCwV,EAAKN,EAAYtB,EAAY9f,GAAQA,EAczC,OAZAG,EAASD,EAAKC,OACV4gB,EACF7gB,EAg4CN,SAAiBI,EAAOyZ,GACtB,IAAI4H,EAAYrhB,EAAMH,OAClBA,EAAS0J,GAAUkQ,EAAQ5Z,OAAQwhB,GACnCC,EAAWtT,GAAUhO,GAEzB,KAAOH,KAAU,CACf,IAAIO,EAAQqZ,EAAQ5Z,GACpBG,EAAMH,GAAU6N,GAAQtN,EAAOihB,GAAaC,EAASlhB,GAASlJ,EAEhE,OAAO8I,EATT,CAh4CqBJ,EAAM6gB,GACZM,GAAUlhB,EAAS,GAC5BD,EAAKkK,UAEH8W,GAASF,EAAM7gB,IACjBD,EAAKC,OAAS6gB,GAEZ9U,MAAQA,OAAS9N,IAAQ8N,gBAAgBoU,IAC3CoB,EAAK/Q,GAAQiP,GAAW8B,IAEnBA,EAAG3hB,MAAM+f,EAAa5f,IAajC,SAAS2hB,GAAethB,EAAQuhB,GAC9B,OAAO,SAASjf,EAAQrC,GACtB,OAh/DJ,SAAsBqC,EAAQtC,EAAQC,EAAUC,GAI9C,OAHA+R,GAAW3P,GAAOA,SAAUlC,EAAO0B,EAAKQ,GACtCtC,EAAOE,EAAaD,EAASG,GAAQ0B,EAAKQ,MAErCpC,EAJT,CAg/DwBoC,EAAQtC,EAAQuhB,EAAWthB,GAAW,KAY9D,SAASuhB,GAAoBC,EAAUC,GACrC,OAAO,SAASthB,EAAOwT,GACrB,IAAIjT,EACJ,GAAIP,IAAUnJ,GAAa2c,IAAU3c,EACnC,OAAOyqB,EAKT,GAHIthB,IAAUnJ,IACZ0J,EAASP,GAEPwT,IAAU3c,EAAW,CACvB,GAAI0J,IAAW1J,EACb,OAAO2c,EAEW,iBAATxT,GAAqC,iBAATwT,GACrCxT,EAAQwb,GAAaxb,GACrBwT,EAAQgI,GAAahI,KAErBxT,EAAQub,GAAavb,GACrBwT,EAAQ+H,GAAa/H,IAEvBjT,EAAS8gB,EAASrhB,EAAOwT,GAE3B,OAAOjT,GAWX,SAASghB,GAAWC,GAClB,OAAOjC,IAASA,SAASlH,GAEvB,OADAA,EAAYzX,GAASyX,EAAWxV,GAAU0V,OACnCiB,IAASA,SAASja,GACvB,IAAID,EAAUiM,KACd,OAAOiW,EAAUnJ,GAAUA,SAAUxY,GACnC,OAAOT,GAAMS,EAAUP,EAASC,YAexC,SAASkiB,GAAcjiB,EAAQkiB,GAG7B,IAAIC,GAFJD,EAAQA,IAAU7qB,EAAY,IAAM2kB,GAAakG,IAEzBliB,OACxB,GAAImiB,EAAc,EAChB,OAAOA,EAAcpI,GAAWmI,EAAOliB,GAAUkiB,EAEnD,IAAInhB,EAASgZ,GAAWmI,EAAOtZ,GAAW5I,EAASiF,GAAWid,KAC9D,OAAO/d,GAAW+d,GACd/E,GAAUhY,GAAcpE,GAAS,EAAGf,GAAQtD,KAAK,IACjDqE,EAAOmC,MAAM,EAAGlD,GA6CtB,SAASoiB,GAAY/f,GACnB,OAAO,SAAS4X,EAAOW,EAAKyH,GAa1B,OAZIA,GAAuB,iBAARA,GAAoBrD,GAAe/E,EAAOW,EAAKyH,KAChEzH,EAAMyH,EAAOhrB,GAGf4iB,EAAQqI,GAASrI,GACbW,IAAQvjB,GACVujB,EAAMX,EACNA,EAAQ,GAERW,EAAM0H,GAAS1H,GA57CrB,SAAmBX,EAAOW,EAAKyH,EAAMhgB,GAKnC,IAJA,IAAI9B,GAAS,EACTP,EAASwJ,GAAUZ,IAAYgS,EAAMX,IAAUoI,GAAQ,IAAK,GAC5DthB,EAASM,EAAMrB,GAEZA,KACLe,EAAOsB,EAAYrC,IAAWO,GAAS0Z,EACvCA,GAASoI,EAEX,OAAOthB,EATT,CA+7CqBkZ,EAAOW,EADxByH,EAAOA,IAAShrB,EAAa4iB,EAAQW,EAAM,GAAK,EAAK0H,GAASD,GAC3BhgB,IAWvC,SAASkgB,GAA0BV,GACjC,OAAO,SAASrhB,EAAOwT,GAKrB,MAJsB,iBAATxT,GAAqC,iBAATwT,IACvCxT,EAAQgiB,GAAShiB,GACjBwT,EAAQwO,GAASxO,IAEZ6N,EAASrhB,EAAOwT,IAqB3B,SAASsN,GAAczhB,EAAM2P,EAASiT,EAAU5d,EAAa/E,EAAS6d,EAAUC,EAASgD,EAAQC,EAAKC,GACpG,IAAI4B,EArxKc,EAqxKJlT,EAMdA,GAAYkT,EAzxKQ,GACM,GAJF,GA6xKxBlT,KAAakT,EAzxKa,GADN,OA6xKlBlT,IAAW,GAEb,IAAImT,EAAU,CACZ9iB,EAAM2P,EAAS1P,EAVC4iB,EAAU/E,EAAWtmB,EAFtBqrB,EAAU9E,EAAUvmB,EAGdqrB,EAAUrrB,EAAYsmB,EAFvB+E,EAAUrrB,EAAYumB,EAYzBgD,EAAQC,EAAKC,GAG5B/f,EAAS0hB,EAAS7iB,MAAMvI,EAAWsrB,GAKvC,OAJIpC,GAAW1gB,IACb+iB,GAAQ7hB,EAAQ4hB,GAElB5hB,EAAO8D,YAAcA,EACdge,GAAgB9hB,EAAQlB,EAAM2P,GAUvC,SAASsT,GAAY3D,GACnB,IAAItf,EAAOmG,GAAKmZ,GAChB,OAAO,SAAS/P,EAAQ2T,GAGtB,GAFA3T,EAASoT,GAASpT,IAClB2T,EAAyB,MAAbA,EAAoB,EAAIrZ,GAAUsZ,GAAUD,GAAY,OACnD3Z,GAAegG,GAAS,CAGvC,IAAI6T,GAAQxc,GAAS2I,GAAU,KAAK/J,MAAM,KAI1C,SADA4d,GAAQxc,GAFI5G,EAAKojB,EAAK,GAAK,MAAQA,EAAK,GAAKF,KAEnB,KAAK1d,MAAM,MACvB,GAAK,MAAQ4d,EAAK,GAAKF,IAEvC,OAAOljB,EAAKuP,IAWhB,IAAI8M,GAAc7R,IAAQ,EAAIvF,GAAW,IAAIuF,GAAI,CAAC,EAAE,KAAK,IAxzK5C,SAwzKsE,SAAS9I,GAC1F,OAAO,IAAI8I,GAAI9I,IAD2D2hB,GAW5E,SAASC,GAAczP,GACrB,OAAO,SAAShR,GACd,IAAIsN,EAAMC,GAAOvN,GACjB,OAAIsN,GAAOhY,EACFqM,GAAW3B,GAEhBsN,GAAO5X,EACF4M,GAAWtC,GAn6I1B,SAAqBA,EAAQa,GAC3B,OAAOnC,GAASmC,GAAMA,SAAUrB,GAC9B,MAAO,CAACA,EAAKQ,EAAOR,OAFxB,CAq6IyBQ,EAAQgR,EAAShR,KA6BxC,SAAS0gB,GAAWvjB,EAAM2P,EAAS1P,EAAS6d,EAAUC,EAASgD,EAAQC,EAAKC,GAC1E,IAAIG,EAl4KiB,EAk4KLzR,EAChB,IAAKyR,GAA4B,mBAARphB,EACvB,MAAM,IAAIqG,GAAU5O,GAEtB,IAAI0I,EAAS2d,EAAWA,EAAS3d,OAAS,EAS1C,GARKA,IACHwP,IAAW,GACXmO,EAAWC,EAAUvmB,GAEvBwpB,EAAMA,IAAQxpB,EAAYwpB,EAAMrX,GAAUwZ,GAAUnC,GAAM,GAC1DC,EAAQA,IAAUzpB,EAAYypB,EAAQkC,GAAUlC,GAChD9gB,GAAU4d,EAAUA,EAAQ5d,OAAS,EAx4KX,GA04KtBwP,EAAmC,CACrC,IAAIkR,EAAgB/C,EAChBgD,EAAe/C,EAEnBD,EAAWC,EAAUvmB,EAEvB,IAAI+V,EAAO6T,EAAY5pB,EAAYipB,GAAQzgB,GAEvC8iB,EAAU,CACZ9iB,EAAM2P,EAAS1P,EAAS6d,EAAUC,EAAS8C,EAAeC,EAC1DC,EAAQC,EAAKC,GAkBf,GAfI1T,GA26BN,SAAmBA,EAAM1T,GACvB,IAAI8V,EAAUpC,EAAK,GACfiW,EAAa3pB,EAAO,GACpB4pB,EAAa9T,EAAU6T,EACvB3R,EAAW4R,EAAa,IAExBC,EAv0MY,KAw0MZF,GA50Mc,GA40MmB7T,GAx0MrB,KAy0MZ6T,GAx0Mc,KAw0MmB7T,GAAgCpC,EAAK,GAAGpN,QAAUtG,EAAO,IAC5E,KAAd2pB,GAAqD3pB,EAAO,GAAGsG,QAAUtG,EAAO,IA90MlE,GA80M0E8V,EAG5F,IAAMkC,IAAY6R,EAChB,OAAOnW,EAr1MQ,EAw1MbiW,IACFjW,EAAK,GAAK1T,EAAO,GAEjB4pB,GA31Me,EA21MD9T,EAA2B,EAz1MnB,GA41MxB,IAAIhP,EAAQ9G,EAAO,GACnB,GAAI8G,EAAO,CACT,IAAImd,EAAWvQ,EAAK,GACpBA,EAAK,GAAKuQ,EAAWD,GAAYC,EAAUnd,EAAO9G,EAAO,IAAM8G,EAC/D4M,EAAK,GAAKuQ,EAAW/Y,GAAewI,EAAK,GAAI7V,GAAemC,EAAO,IAGrE8G,EAAQ9G,EAAO,MAEbikB,EAAWvQ,EAAK,GAChBA,EAAK,GAAKuQ,EAAWU,GAAiBV,EAAUnd,EAAO9G,EAAO,IAAM8G,EACpE4M,EAAK,GAAKuQ,EAAW/Y,GAAewI,EAAK,GAAI7V,GAAemC,EAAO,KAGrE8G,EAAQ9G,EAAO,MAEb0T,EAAK,GAAK5M,GAv2MI,IA02MZ6iB,IACFjW,EAAK,GAAgB,MAAXA,EAAK,GAAa1T,EAAO,GAAKgQ,GAAU0D,EAAK,GAAI1T,EAAO,KAGrD,MAAX0T,EAAK,KACPA,EAAK,GAAK1T,EAAO,IAGnB0T,EAAK,GAAK1T,EAAO,GACjB0T,EAAK,GAAKkW,EAlDZ,CA16BcX,EAASvV,GAErBvN,EAAO8iB,EAAQ,GACfnT,EAAUmT,EAAQ,GAClB7iB,EAAU6iB,EAAQ,GAClBhF,EAAWgF,EAAQ,GACnB/E,EAAU+E,EAAQ,KAClB7B,EAAQ6B,EAAQ,GAAKA,EAAQ,KAAOtrB,EAC/B4pB,EAAY,EAAIphB,EAAKG,OACtBwJ,GAAUmZ,EAAQ,GAAK3iB,EAAQ,KAEX,GAAVwP,IACZA,IAAW,IAERA,GA56KY,GA46KDA,EAGdzO,EA56KgB,GA26KPyO,GA16Ka,IA06KiBA,EApgB3C,SAAqB3P,EAAM2P,EAASsR,GAClC,IAAItQ,EAAOiP,GAAW5f,GAwBtB,OAtBA,SAASsgB,IAMP,IALA,IAAIngB,EAAS0f,UAAU1f,OACnBD,EAAOsB,EAAMrB,GACbO,EAAQP,EACR6E,EAAcsc,GAAUhB,GAErB5f,KACLR,EAAKQ,GAASmf,UAAUnf,GAE1B,IAAIqd,EAAW5d,EAAS,GAAKD,EAAK,KAAO8E,GAAe9E,EAAKC,EAAS,KAAO6E,EACzE,GACAD,GAAe7E,EAAM8E,GAGzB,OADA7E,GAAU4d,EAAQ5d,QACL8gB,EACJQ,GACLzhB,EAAM2P,EAASiR,GAAcN,EAAQtb,YAAaxN,EAClD0I,EAAM6d,EAASvmB,EAAWA,EAAWypB,EAAQ9gB,GAG1CJ,GADGmM,MAAQA,OAAS9N,IAAQ8N,gBAAgBoU,EAAW3P,EAAO3Q,EACpDkM,KAAMhM,IAvB3B,CAqgByBF,EAAM2P,EAASsR,GA16KlB,IA26KRtR,GAA2C,IAAXA,GAAqDoO,EAAQ5d,OAG9FygB,GAAa7gB,MAAMvI,EAAWsrB,GA9O3C,SAAuB9iB,EAAM2P,EAAS1P,EAAS6d,GAC7C,IAAIqD,EAtsKa,EAssKJxR,EACTgB,EAAOiP,GAAW5f,GAkBtB,OAhBA,SAASsgB,IAQP,IAPA,IAAIrC,GAAa,EACbC,EAAa2B,UAAU1f,OACvBie,GAAa,EACbC,EAAaP,EAAS3d,OACtBD,EAAOsB,EAAM6c,EAAaH,GAC1BwD,EAAMxV,MAAQA,OAAS9N,IAAQ8N,gBAAgBoU,EAAW3P,EAAO3Q,IAE5Doe,EAAYC,GACnBne,EAAKke,GAAaN,EAASM,GAE7B,KAAOF,KACLhe,EAAKke,KAAeyB,YAAY5B,GAElC,OAAOle,GAAM2hB,EAAIP,EAASlhB,EAAUiM,KAAMhM,IAlB9C,CA4O2BF,EAAM2P,EAAS1P,EAAS6d,QAJ/C,IAAI5c,EAhmBR,SAAoBlB,EAAM2P,EAAS1P,GACjC,IAAIkhB,EA90Ja,EA80JJxR,EACTgB,EAAOiP,GAAW5f,GAMtB,OAJA,SAASsgB,IAEP,OADUpU,MAAQA,OAAS9N,IAAQ8N,gBAAgBoU,EAAW3P,EAAO3Q,GAC3DD,MAAMohB,EAASlhB,EAAUiM,KAAM2T,YAN7C,CAgmB4B7f,EAAM2P,EAAS1P,GASzC,OAAO+iB,IADMzV,EAAOmN,GAAcqI,IACJ7hB,EAAQ4hB,GAAU9iB,EAAM2P,GAexD,SAASgU,GAAuB9U,EAAUoI,EAAU5U,EAAKQ,GACvD,OAAIgM,IAAarX,GACZkX,GAAGG,EAAUpI,GAAYpE,MAAUwE,GAAezG,KAAKyC,EAAQR,GAC3D4U,EAEFpI,EAiBT,SAAS+U,GAAoB/U,EAAUoI,EAAU5U,EAAKQ,EAAQhJ,EAAQgW,GAOpE,OANI9D,GAAS8C,IAAa9C,GAASkL,KAEjCpH,EAAM3K,IAAI+R,EAAUpI,GACpBwJ,GAAUxJ,EAAUoI,EAAUzf,EAAWosB,GAAqB/T,GAC9DA,EAAc,OAAEoH,IAEXpI,EAYT,SAASgV,GAAgBljB,GACvB,OAAOiY,GAAcjY,GAASnJ,EAAYmJ,EAgB5C,SAASgV,GAAYrV,EAAO6T,EAAOxE,EAASC,EAAYuF,EAAWtF,GACjE,IAAIkG,EApgLmB,EAogLPpG,EACZgS,EAAYrhB,EAAMH,OAClBqU,EAAYL,EAAMhU,OAEtB,GAAIwhB,GAAanN,KAAeuB,GAAavB,EAAYmN,GACvD,OAAO,EAGT,IAAImC,EAAajU,EAAMP,IAAIhP,GACvBkW,EAAa3G,EAAMP,IAAI6E,GAC3B,GAAI2P,GAActN,EAChB,OAAOsN,GAAc3P,GAASqC,GAAclW,EAE9C,IAAII,GAAS,EACTQ,GAAS,EACT2T,EAlhLqB,EAkhLblF,EAAoC,IAAIxC,GAAW3V,EAM/D,IAJAqY,EAAM3K,IAAI5E,EAAO6T,GACjBtE,EAAM3K,IAAIiP,EAAO7T,KAGRI,EAAQihB,GAAW,CAC1B,IAAIoC,EAAWzjB,EAAMI,GACjBgW,EAAWvC,EAAMzT,GAErB,GAAIkP,EACF,IAAI+G,EAAWZ,EACXnG,EAAW8G,EAAUqN,EAAUrjB,EAAOyT,EAAO7T,EAAOuP,GACpDD,EAAWmU,EAAUrN,EAAUhW,EAAOJ,EAAO6T,EAAOtE,GAE1D,GAAI8G,IAAanf,EAAW,CAC1B,GAAImf,EACF,SAEFzV,GAAS,EACT,MAGF,GAAI2T,EAAKA,CACP,IAAK9S,GAAUoS,GAAMA,SAAUuC,EAAUjC,GACnC,IAAK9Q,GAASkR,EAAMJ,KACfsP,IAAarN,GAAYvB,EAAU4O,EAAUrN,EAAU/G,EAASC,EAAYC,IAC/E,OAAOgF,EAAK5G,KAAKwG,MAEjB,CACNvT,GAAS,EACT,YAEG,GACD6iB,IAAarN,IACXvB,EAAU4O,EAAUrN,EAAU/G,EAASC,EAAYC,GACpD,CACL3O,GAAS,EACT,OAKJ,OAFA2O,EAAc,OAAEvP,GAChBuP,EAAc,OAAEsE,GACTjT,EA0KT,SAASgf,GAASlgB,GAChB,OAAOqa,GAAYC,GAASta,EAAMxI,EAAWwsB,IAAUhkB,EAAO,IAUhE,SAASuR,GAAW1O,GAClB,OAAO+Q,GAAe/Q,EAAQoE,GAAMyJ,IAWtC,SAASY,GAAazO,GACpB,OAAO+Q,GAAe/Q,EAAQ4N,GAAQD,IAUxC,IAAIiQ,GAAW9V,GAAiB,SAAS3K,GACvC,OAAO2K,GAAQ2E,IAAItP,IADIqjB,GAWzB,SAAS9C,GAAYvgB,GAKnB,IAJA,IAAIkB,EAAUlB,EAAK4V,KAAO,GACtBtV,EAAQsK,GAAU1J,GAClBf,EAAS0G,GAAezG,KAAKwK,GAAW1J,GAAUZ,EAAMH,OAAS,EAE9DA,KAAU,CACf,IAAIoN,EAAOjN,EAAMH,GACb8jB,EAAY1W,EAAKvN,KACrB,GAAiB,MAAbikB,GAAqBA,GAAajkB,EACpC,OAAOuN,EAAKqI,KAGhB,OAAO1U,EAUT,SAASogB,GAAUthB,GAEjB,OADa6G,GAAezG,KAAKmL,GAAQ,eAAiBA,GAASvL,GACrDgF,YAchB,SAASkU,KACP,IAAIhY,EAASqK,GAAO/K,UAAYA,GAEhC,OADAU,EAASA,IAAWV,GAAW4W,GAAelW,EACvC2e,UAAU1f,OAASe,EAAO2e,UAAU,GAAIA,UAAU,IAAM3e,EAWjE,SAASkR,GAAW3N,EAAKpC,GACvB,IAgYiB1B,EACbujB,EAjYA3W,EAAO9I,EAAI2I,SACf,OAiYgB,WADZ8W,SADavjB,EA/XA0B,KAiYmB,UAAR6hB,GAA4B,UAARA,GAA4B,WAARA,EACrD,cAAVvjB,EACU,OAAVA,GAlYD4M,EAAmB,iBAAPlL,EAAkB,SAAW,QACzCkL,EAAK9I,IAUX,SAASuT,GAAanV,GAIpB,IAHA,IAAI3B,EAAS+F,GAAKpE,GACd1C,EAASe,EAAOf,OAEbA,KAAU,CACf,IAAIkC,EAAMnB,EAAOf,GACbQ,EAAQkC,EAAOR,GAEnBnB,EAAOf,GAAU,CAACkC,EAAK1B,EAAOwX,GAAmBxX,IAEnD,OAAOO,EAWT,SAASsH,GAAU3F,EAAQR,GACzB,IAAI1B,EAlxJR,SAAkBkC,EAAQR,GACxB,OAAiB,MAAVQ,EAAiBrL,EAAYqL,EAAOR,GAD7C,CAkxJyBQ,EAAQR,GAC7B,OAAO8U,GAAaxW,GAASA,EAAQnJ,EAqCvC,IAAIkZ,GAAcvH,GAA+B,SAAStG,GACxD,OAAc,MAAVA,EACK,IAETA,EAAS5E,GAAO4E,GACT7B,GAAYmI,GAAiBtG,IAAQA,SAAUsO,GACpD,OAAOpJ,GAAqB3H,KAAKyC,EAAQsO,QANRgT,GAiBjC3T,GAAgBrH,GAA+B,SAAStG,GAE1D,IADA,IAAI3B,EAAS,GACN2B,GACLpB,GAAUP,EAAQwP,GAAW7N,IAC7BA,EAAS8E,GAAa9E,GAExB,OAAO3B,GAN8BijB,GAgBnC/T,GAAS2D,GA2Eb,SAASqQ,GAAQvhB,EAAQ4Q,EAAM4Q,GAO7B,IAJA,IAAI3jB,GAAS,EACTP,GAHJsT,EAAOC,GAASD,EAAM5Q,IAGJ1C,OACde,GAAS,IAEJR,EAAQP,GAAQ,CACvB,IAAIkC,EAAMsR,GAAMF,EAAK/S,IACrB,KAAMQ,EAAmB,MAAV2B,GAAkBwhB,EAAQxhB,EAAQR,IAC/C,MAEFQ,EAASA,EAAOR,GAElB,OAAInB,KAAYR,GAASP,EAChBe,KAETf,EAAmB,MAAV0C,EAAiB,EAAIA,EAAO1C,SAClBmkB,GAASnkB,IAAW6N,GAAQ3L,EAAKlC,KACjDsL,GAAQ5I,IAAW+K,GAAY/K,IA6BpC,SAAS0N,GAAgB1N,GACvB,MAAqC,mBAAtBA,EAAOoN,aAA8ByH,GAAY7U,GAE5D,GADAgJ,GAAWlE,GAAa9E,IA8E9B,SAASqQ,GAAcvS,GACrB,OAAO8K,GAAQ9K,IAAUiN,GAAYjN,OAChCsH,IAAoBtH,GAASA,EAAMsH,KAW1C,SAAS+F,GAAQrN,EAAOR,GACtB,IAAI+jB,SAAcvjB,EAGlB,SAFAR,EAAmB,MAAVA,EAhnMU,iBAgnM0BA,KAGlC,UAAR+jB,GACU,UAARA,GAAoB7oB,GAASkJ,KAAK5D,KAChCA,GAAS,GAAKA,EAAQ,GAAK,GAAKA,EAAQR,EAajD,SAASgf,GAAexe,EAAOD,EAAOmC,GACpC,IAAKkJ,GAASlJ,GACZ,OAAO,EAET,IAAIqhB,SAAcxjB,EAClB,SAAY,UAARwjB,EACKnM,GAAYlV,IAAWmL,GAAQtN,EAAOmC,EAAO1C,QACrC,UAAR+jB,GAAoBxjB,KAASmC,IAE7B6L,GAAG7L,EAAOnC,GAAQC,GAa7B,SAASuX,GAAMvX,EAAOkC,GACpB,GAAI4I,GAAQ9K,GACV,OAAO,EAET,IAAIujB,SAAcvjB,EAClB,QAAY,UAARujB,GAA4B,UAARA,GAA4B,WAARA,GAC/B,MAATvjB,IAAiBkS,GAASlS,MAGvBxG,EAAcoK,KAAK5D,KAAWzG,EAAaqK,KAAK5D,IAC1C,MAAVkC,GAAkBlC,KAAS1C,GAAO4E,IAyBvC,SAAS6d,GAAW1gB,GAClB,IAAIwgB,EAAWD,GAAYvgB,GACvBmU,EAAQ5I,GAAOiV,GAEnB,GAAoB,mBAATrM,KAAyBqM,KAAY9U,GAAYnF,WAC1D,OAAO,EAET,GAAIvG,IAASmU,EACX,OAAO,EAET,IAAI5G,EAAOkT,GAAQtM,GACnB,QAAS5G,GAAQvN,IAASuN,EAAK,IA7S5BlD,IAAY+F,GAAO,IAAI/F,GAAS,IAAIka,YAAY,MAAQ3rB,GACxD0R,IAAO8F,GAAO,IAAI9F,KAAQnS,GAC1BoS,IAv3LU,oBAu3LC6F,GAAO7F,GAAQia,YAC1Bha,IAAO4F,GAAO,IAAI5F,KAAQjS,GAC1BkS,IAAW2F,GAAO,IAAI3F,KAAY/R,KACrC0X,GAAS,SAASzP,GAChB,IAAIO,EAAS6S,GAAWpT,GACpBgQ,EAAOzP,GAAU7I,EAAYsI,EAAMsP,YAAczY,EACjDitB,EAAa9T,EAAO7F,GAAS6F,GAAQ,GAEzC,GAAI8T,EACF,OAAQA,GACN,KAAK5Z,GAAoB,OAAOjS,EAChC,KAAKmS,GAAe,OAAO5S,EAC3B,KAAK6S,GAAmB,MAn4LjB,mBAo4LP,KAAKC,GAAe,OAAO1S,EAC3B,KAAK2S,GAAmB,OAAOxS,EAGnC,OAAOwI,IA+SX,IAAIwjB,GAAahe,GAAa6M,GAAaoR,GAS3C,SAASjN,GAAY/W,GACnB,IAAIgQ,EAAOhQ,GAASA,EAAMsP,YAG1B,OAAOtP,KAFqB,mBAARgQ,GAAsBA,EAAKpK,WAAcE,IAa/D,SAAS0R,GAAmBxX,GAC1B,OAAOA,GAAUA,IAAUoL,GAASpL,GAYtC,SAASsX,GAAwB5V,EAAK4U,GACpC,OAAO,SAASpU,GACd,OAAc,MAAVA,IAGGA,EAAOR,KAAS4U,IACpBA,IAAazf,GAAc6K,KAAOpE,GAAO4E,MAsIhD,SAASyX,GAASta,EAAMoa,EAAOvV,GAE7B,OADAuV,EAAQzQ,GAAUyQ,IAAU5iB,EAAawI,EAAKG,OAAS,EAAKia,EAAO,GAC5D,WAML,IALA,IAAIla,EAAO2f,UACPnf,GAAS,EACTP,EAASwJ,GAAUzJ,EAAKC,OAASia,EAAO,GACxC9Z,EAAQkB,EAAMrB,KAETO,EAAQP,GACfG,EAAMI,GAASR,EAAKka,EAAQ1Z,GAE9BA,GAAS,EAET,IADA,IAAIkkB,EAAYpjB,EAAM4Y,EAAQ,KACrB1Z,EAAQ0Z,GACfwK,EAAUlkB,GAASR,EAAKQ,GAG1B,OADAkkB,EAAUxK,GAASvV,EAAUvE,GACtBP,GAAMC,EAAMkM,KAAM0Y,IAY7B,SAAS7P,GAAOlS,EAAQ4Q,GACtB,OAAOA,EAAKtT,OAAS,EAAI0C,EAAS2Q,GAAQ3Q,EAAQiY,GAAUrH,EAAM,GAAI,IAiCxE,SAAS+E,GAAQ3V,EAAQR,GACvB,IAAY,gBAARA,GAAgD,mBAAhBQ,EAAOR,KAIhC,aAAPA,EAIJ,OAAOQ,EAAOR,GAiBhB,IAAI0gB,GAAU8B,GAASnK,IAUnB5R,GAAaD,IAAiB,SAAS7I,EAAM0R,GAC/C,OAAOtT,GAAK0K,WAAW9I,EAAM0R,IAW3B2I,GAAcwK,GAASlK,IAY3B,SAASqI,GAAgB1C,EAASwE,EAAWnV,GAC3C,IAAI9V,EAAUirB,EAAY,GAC1B,OAAOzK,GAAYiG,EA1brB,SAA2BzmB,EAAQkrB,GACjC,IAAI5kB,EAAS4kB,EAAQ5kB,OACrB,IAAKA,EACH,OAAOtG,EAET,IAAIwL,EAAYlF,EAAS,EAGzB,OAFA4kB,EAAQ1f,IAAclF,EAAS,EAAI,KAAO,IAAM4kB,EAAQ1f,GACxD0f,EAAUA,EAAQloB,KAAKsD,EAAS,EAAI,KAAO,KACpCtG,EAAO0J,QAAQ9I,EAAe,uBAAyBsqB,EAAU,UAR1E,CA0bgDlrB,EAqHhD,SAA2BkrB,EAASpV,GAOlC,OANA/O,GAAUjJ,GAAUA,SAAUyrB,GAC5B,IAAIziB,EAAQ,KAAOyiB,EAAK,GACnBzT,EAAUyT,EAAK,KAAQjiB,GAAc4jB,EAASpkB,IACjDokB,EAAQ9W,KAAKtN,MAGVokB,EAAQ1L,OAPjB,CA3qBA,SAAwBxf,GACtB,IAAI0L,EAAQ1L,EAAO0L,MAAM7K,GACzB,OAAO6K,EAAQA,EAAM,GAAGC,MAAM7K,GAAkB,GAFlD,CAsjByFd,GAAS8V,KAYlG,SAASkV,GAAS7kB,GAChB,IAAIglB,EAAQ,EACRC,EAAa,EAEjB,OAAO,WACL,IAAIC,EAAQnb,KACRob,EApiNK,IAoiNmBD,EAAQD,GAGpC,GADAA,EAAaC,EACTC,EAAY,EAAE,CAChB,KAAMH,GAziNE,IA0iNN,OAAOnF,UAAU,QAGnBmF,EAAQ,EAEV,OAAOhlB,EAAKD,MAAMvI,EAAWqoB,YAYjC,SAASxR,GAAY/N,EAAOoE,GAC1B,IAAIhE,GAAS,EACTP,EAASG,EAAMH,OACfkF,EAAYlF,EAAS,EAGzB,IADAuE,EAAOA,IAASlN,EAAY2I,EAASuE,IAC5BhE,EAAQgE,GAAM,CACrB,IAAI0gB,EAAOjX,GAAWzN,EAAO2E,GACzB1E,EAAQL,EAAM8kB,GAElB9kB,EAAM8kB,GAAQ9kB,EAAMI,GACpBJ,EAAMI,GAASC,EAGjB,OADAL,EAAMH,OAASuE,EACRpE,EAUT,IAAI8c,GAvTJ,SAAuBpd,GACrB,IAAIkB,EAASmkB,GAAQrlB,GAAKA,SAAUqC,GAIlC,OAh0MiB,MA6zMbuB,EAAMc,MACRd,EAAMmJ,QAED1K,KAGLuB,EAAQ1C,EAAO0C,MACnB,OAAO1C,EATT,EAuTmBokB,SAAuBliB,GACxC,IAAIlC,EAAS,GAOb,OAN6B,KAAzBkC,EAAOmiB,WAAW,IACpBrkB,EAAO+M,KAAK,IAEd7K,EAAOG,QAAQnJ,GAAWA,SAAUmL,EAAOgK,EAAQiW,EAAOC,GACxDvkB,EAAO+M,KAAKuX,EAAQC,EAAUliB,QAAQzI,GAAc,MAASyU,GAAUhK,MAElErE,KAUT,SAASyS,GAAMhT,GACb,GAAoB,iBAATA,GAAqBkS,GAASlS,GACvC,OAAOA,EAET,IAAIO,EAAUP,EAAQ,GACtB,MAAkB,KAAVO,GAAkB,EAAIP,IAjmNnB,SAimN0C,KAAOO,EAU9D,SAAS4J,GAAS9K,GAChB,GAAY,MAARA,EAAc,CAChB,IACE,OAAO2G,GAAavG,KAAKJ,GACzB,MAAOd,IACT,IACE,OAAQc,EAAO,GACf,MAAOd,KAEX,MAAO,GA4BT,SAAS0M,GAAa0U,GACpB,GAAIA,aAAmB5U,GACrB,OAAO4U,EAAQoF,QAEjB,IAAIxkB,EAAS,IAAIyK,GAAc2U,EAAQnU,YAAamU,EAAQjU,WAI5D,OAHAnL,EAAOkL,YAAckC,GAAUgS,EAAQlU,aACvClL,EAAOoL,UAAagU,EAAQhU,UAC5BpL,EAAOqL,WAAa+T,EAAQ/T,WACrBrL,EAsIT,IAAIykB,GAAaxL,IAASA,SAAS7Z,EAAOoB,GACxC,OAAOiX,GAAkBrY,GACrBqR,GAAerR,EAAOyS,GAAYrR,EAAQ,EAAGiX,IAAmB,IAChE,MA6BFiN,GAAezL,IAASA,SAAS7Z,EAAOoB,GAC1C,IAAIlB,EAAWwU,GAAKtT,GAIpB,OAHIiX,GAAkBnY,KACpBA,EAAWhJ,GAENmhB,GAAkBrY,GACrBqR,GAAerR,EAAOyS,GAAYrR,EAAQ,EAAGiX,IAAmB,GAAOO,GAAY1Y,EAAU,IAC7F,MA0BFqlB,GAAiB1L,IAASA,SAAS7Z,EAAOoB,GAC5C,IAAIJ,EAAa0T,GAAKtT,GAItB,OAHIiX,GAAkBrX,KACpBA,EAAa9J,GAERmhB,GAAkBrY,GACrBqR,GAAerR,EAAOyS,GAAYrR,EAAQ,EAAGiX,IAAmB,GAAOnhB,EAAW8J,GAClF,MAsON,SAASwkB,GAAUxlB,EAAOS,EAAWwB,GACnC,IAAIpC,EAAkB,MAATG,EAAgB,EAAIA,EAAMH,OACvC,IAAKA,EACH,OAAQ,EAEV,IAAIO,EAAqB,MAAb6B,EAAoB,EAAI4gB,GAAU5gB,GAI9C,OAHI7B,EAAQ,IACVA,EAAQiJ,GAAUxJ,EAASO,EAAO,IAE7B4B,GAAchC,EAAO4Y,GAAYnY,EAAW,GAAIL,GAsCzD,SAASqlB,GAAczlB,EAAOS,EAAWwB,GACvC,IAAIpC,EAAkB,MAATG,EAAgB,EAAIA,EAAMH,OACvC,IAAKA,EACH,OAAQ,EAEV,IAAIO,EAAQP,EAAS,EAOrB,OANIoC,IAAc/K,IAChBkJ,EAAQyiB,GAAU5gB,GAClB7B,EAAQ6B,EAAY,EAChBoH,GAAUxJ,EAASO,EAAO,GAC1BmJ,GAAUnJ,EAAOP,EAAS,IAEzBmC,GAAchC,EAAO4Y,GAAYnY,EAAW,GAAIL,GAAO,GAiBhE,SAASsjB,GAAQ1jB,GAEf,OADsB,MAATA,EAAgB,EAAIA,EAAMH,QACvB4S,GAAYzS,EAAO,GAAK,GAgG1C,SAAS0lB,GAAK1lB,GACZ,OAAQA,GAASA,EAAMH,OAAUG,EAAM,GAAK9I,EA0E9C,IAAIyuB,GAAe9L,IAASA,SAAS5F,GACnC,IAAI2R,EAAS3kB,GAASgT,EAAQ2I,IAC9B,OAAQgJ,EAAO/lB,QAAU+lB,EAAO,KAAO3R,EAAO,GAC1CD,GAAiB4R,GACjB,MA0BFC,GAAiBhM,IAASA,SAAS5F,GACrC,IAAI/T,EAAWwU,GAAKT,GAChB2R,EAAS3kB,GAASgT,EAAQ2I,IAO9B,OALI1c,IAAawU,GAAKkR,GACpB1lB,EAAWhJ,EAEX0uB,EAAO/T,MAED+T,EAAO/lB,QAAU+lB,EAAO,KAAO3R,EAAO,GAC1CD,GAAiB4R,EAAQhN,GAAY1Y,EAAU,IAC/C,MAwBF4lB,GAAmBjM,IAASA,SAAS5F,GACvC,IAAIjT,EAAa0T,GAAKT,GAClB2R,EAAS3kB,GAASgT,EAAQ2I,IAM9B,OAJA5b,EAAkC,mBAAdA,EAA2BA,EAAa9J,IAE1D0uB,EAAO/T,MAED+T,EAAO/lB,QAAU+lB,EAAO,KAAO3R,EAAO,GAC1CD,GAAiB4R,EAAQ1uB,EAAW8J,GACpC,MAoCN,SAAS0T,GAAK1U,GACZ,IAAIH,EAAkB,MAATG,EAAgB,EAAIA,EAAMH,OACvC,OAAOA,EAASG,EAAMH,EAAS,GAAK3I,EAuFtC,IAAI6uB,GAAOlM,GAASmM,IAsBpB,SAASA,GAAQhmB,EAAOoB,GACtB,OAAQpB,GAASA,EAAMH,QAAUuB,GAAUA,EAAOvB,OAC9CyZ,GAAYtZ,EAAOoB,GACnBpB,EAqFN,IAAIimB,GAASrG,IAASA,SAAS5f,EAAOyZ,GACpC,IAAI5Z,EAAkB,MAATG,EAAgB,EAAIA,EAAMH,OACnCe,EAASiO,GAAO7O,EAAOyZ,GAM3B,OAJAD,GAAWxZ,EAAOiB,GAASwY,GAAQA,SAAUrZ,GAC3C,OAAOsN,GAAQtN,EAAOP,IAAWO,EAAQA,KACxC2Y,KAAKI,KAEDvY,KA2ET,SAASkJ,GAAQ9J,GACf,OAAgB,MAATA,EAAgBA,EAAQ6J,GAAc/J,KAAKE,GAkapD,IAAIkmB,GAAQrM,IAASA,SAAS5F,GAC5B,OAAO6H,GAASrJ,GAAYwB,EAAQ,EAAGoE,IAAmB,OA0BxD8N,GAAUtM,IAASA,SAAS5F,GAC9B,IAAI/T,EAAWwU,GAAKT,GAIpB,OAHIoE,GAAkBnY,KACpBA,EAAWhJ,GAEN4kB,GAASrJ,GAAYwB,EAAQ,EAAGoE,IAAmB,GAAOO,GAAY1Y,EAAU,OAwBrFkmB,GAAYvM,IAASA,SAAS5F,GAChC,IAAIjT,EAAa0T,GAAKT,GAEtB,OADAjT,EAAkC,mBAAdA,EAA2BA,EAAa9J,EACrD4kB,GAASrJ,GAAYwB,EAAQ,EAAGoE,IAAmB,GAAOnhB,EAAW8J,MAgG9E,SAASqlB,GAAMrmB,GACb,IAAMA,IAASA,EAAMH,OACnB,MAAO,GAET,IAAIA,EAAS,EAOb,OANAG,EAAQU,GAAYV,GAAMA,SAAUsmB,GAClC,GAAIjO,GAAkBiO,GAEpB,OADAzmB,EAASwJ,GAAUid,EAAMzmB,OAAQA,IAC1B,KAGJ8C,GAAU9C,GAAOA,SAAUO,GAChC,OAAOa,GAASjB,EAAO2B,GAAavB,OAyBxC,SAASmmB,GAAUvmB,EAAOE,GACxB,IAAMF,IAASA,EAAMH,OACnB,MAAO,GAET,IAAIe,EAASylB,GAAMrmB,GACnB,OAAgB,MAAZE,EACKU,EAEFK,GAASL,GAAOA,SAAU0lB,GAC/B,OAAO7mB,GAAMS,EAAUhJ,EAAWovB,MAwBtC,IAAIE,GAAU3M,IAASA,SAAS7Z,EAAOoB,GACrC,OAAOiX,GAAkBrY,GACrBqR,GAAerR,EAAOoB,GACtB,MAqBFqlB,GAAM5M,IAASA,SAAS5F,GAC1B,OAAOuI,GAAQ9b,GAAYuT,EAAQoE,QA0BjCqO,GAAQ7M,IAASA,SAAS5F,GAC5B,IAAI/T,EAAWwU,GAAKT,GAIpB,OAHIoE,GAAkBnY,KACpBA,EAAWhJ,GAENslB,GAAQ9b,GAAYuT,EAAQoE,IAAoBO,GAAY1Y,EAAU,OAwB3EymB,GAAU9M,IAASA,SAAS5F,GAC9B,IAAIjT,EAAa0T,GAAKT,GAEtB,OADAjT,EAAkC,mBAAdA,EAA2BA,EAAa9J,EACrDslB,GAAQ9b,GAAYuT,EAAQoE,IAAoBnhB,EAAW8J,MAmBhE4lB,GAAM/M,GAASwM,IA6DnB,IAAIQ,GAAUhN,IAASA,SAAS5F,GAC9B,IAAIpU,EAASoU,EAAOpU,OAChBK,EAAWL,EAAS,EAAIoU,EAAOpU,EAAS,GAAK3I,EAGjD,OADAgJ,EAA8B,mBAAZA,GAA0B+T,EAAOpC,MAAO3R,GAAYhJ,EAC/DqvB,GAAUtS,EAAQ/T,MAkC3B,SAAS4mB,GAAMzmB,GACb,IAAIO,EAASqK,GAAO5K,GAEpB,OADAO,EAAOmL,WAAY,EACZnL,EAsDT,SAASmf,GAAK1f,EAAO0mB,GACnB,OAAOA,EAAY1mB,GAmBrB,IAAI2mB,GAAYpH,IAASA,SAAS9Q,GAChC,IAAIjP,EAASiP,EAAMjP,OACfia,EAAQja,EAASiP,EAAM,GAAK,EAC5BzO,EAAQuL,KAAKC,YACbkb,EAAc,SAASxkB,GAAU,OAAOsM,GAAOtM,EAAQuM,IAE3D,QAAIjP,EAAS,GAAK+L,KAAKE,YAAYjM,SAC7BQ,aAAiB+K,IAAiBsC,GAAQoM,KAGhDzZ,EAAQA,EAAM0C,MAAM+W,GAAQA,GAASja,EAAS,EAAI,KAC5CiM,YAAY6B,KAAK,CACrB,KAAQoS,GACR,KAAQ,CAACgH,GACT,QAAW7vB,IAEN,IAAImU,GAAchL,EAAOuL,KAAKG,WAAWgU,MAAKA,SAAS/f,GAI5D,OAHIH,IAAWG,EAAMH,QACnBG,EAAM2N,KAAKzW,GAEN8I,MAZA4L,KAAKmU,KAAKgH,MA+PrB,IAAIE,GAAU1I,IAAiBA,SAAS3d,EAAQP,EAAO0B,GACjDwE,GAAezG,KAAKc,EAAQmB,KAC5BnB,EAAOmB,GAETsM,GAAgBzN,EAAQmB,EAAK,MAuIjC,IAAImlB,GAAOzH,GAAW+F,IAqBlB2B,GAAW1H,GAAWgG,IA2G1B,SAASphB,GAAQxC,EAAY3B,GAE3B,OADWiL,GAAQtJ,GAAcvB,GAAYoO,IACjC7M,EAAY+W,GAAY1Y,EAAU,IAuBhD,SAASknB,GAAavlB,EAAY3B,GAEhC,OADWiL,GAAQtJ,GAActB,GAAiB4R,IACtCtQ,EAAY+W,GAAY1Y,EAAU,IA0BhD,IAAImnB,GAAU9I,IAAiBA,SAAS3d,EAAQP,EAAO0B,GACjDwE,GAAezG,KAAKc,EAAQmB,GAC9BnB,EAAOmB,GAAK4L,KAAKtN,GAEjBgO,GAAgBzN,EAAQmB,EAAK,CAAC1B,OAsElC,IAAIinB,GAAYzN,IAASA,SAAShY,EAAYsR,EAAMvT,GAClD,IAAIQ,GAAS,EACT2P,EAAwB,mBAARoD,EAChBvS,EAAS6W,GAAY5V,GAAcX,EAAMW,EAAWhC,QAAU,GAKlE,OAHA6O,GAAS7M,GAAWA,SAAUxB,GAC5BO,IAASR,GAAS2P,EAAStQ,GAAM0T,EAAM9S,EAAOT,GAAQ4U,GAAWnU,EAAO8S,EAAMvT,MAEzEgB,KA+BL2mB,GAAQhJ,IAAiBA,SAAS3d,EAAQP,EAAO0B,GACnDsM,GAAgBzN,EAAQmB,EAAK1B,MA6C/B,SAAS8D,GAAItC,EAAY3B,GAEvB,OADWiL,GAAQtJ,GAAcZ,GAAWuW,IAChC3V,EAAY+W,GAAY1Y,EAAU,IAkFhD,IAAIsnB,GAAYjJ,IAAiBA,SAAS3d,EAAQP,EAAO0B,GACvDnB,EAAOmB,EAAM,EAAI,GAAG4L,KAAKtN,MAC3B,WAAgB,MAAO,CAAC,GAAI,OAmS5B,IAAIonB,GAAS5N,IAASA,SAAShY,EAAY6W,GACzC,GAAkB,MAAd7W,EACF,MAAO,GAET,IAAIhC,EAAS6Y,EAAU7Y,OAMvB,OALIA,EAAS,GAAKgf,GAAehd,EAAY6W,EAAU,GAAIA,EAAU,IACnEA,EAAY,GACH7Y,EAAS,GAAKgf,GAAenG,EAAU,GAAIA,EAAU,GAAIA,EAAU,MAC5EA,EAAY,CAACA,EAAU,KAElBD,GAAY5W,EAAY4Q,GAAYiG,EAAW,GAAI,OAqBxDpQ,GAAMD,IAAU,WAClB,OAAOvK,GAAK6H,KAAK2C,OA0DnB,SAASoY,GAAIhhB,EAAMkD,EAAGgc,GAGpB,OAFAhc,EAAIgc,EAAQ1nB,EAAY0L,EACxBA,EAAKlD,GAAa,MAALkD,EAAalD,EAAKG,OAAS+C,EACjCqgB,GAAWvjB,EAvzTF,IAuzTuBxI,EAAWA,EAAWA,EAAWA,EAAW0L,GAoBrF,SAAS8kB,GAAO9kB,EAAGlD,GACjB,IAAIkB,EACJ,GAAmB,mBAARlB,EACT,MAAM,IAAIqG,GAAU5O,GAGtB,OADAyL,EAAIigB,GAAUjgB,GACP,WAOL,QANMA,EAAI,IACRhC,EAASlB,EAAKD,MAAMmM,KAAM2T,YAExB3c,GAAK,IACPlD,EAAOxI,GAEF0J,GAuCX,IAAI+mB,GAAO9N,IAASA,SAASna,EAAMC,EAAS6d,GAC1C,IAAInO,EAv4Ta,EAw4TjB,GAAImO,EAAS3d,OAAQ,CACnB,IAAI4d,EAAUhZ,GAAe+Y,EAAUwD,GAAU2G,KACjDtY,GAr4TkB,GAu4TpB,OAAO4T,GAAWvjB,EAAM2P,EAAS1P,EAAS6d,EAAUC,MAgDlDmK,GAAU/N,IAASA,SAAStX,EAAQR,EAAKyb,GAC3C,IAAInO,EAAUwY,EACd,GAAIrK,EAAS3d,OAAQ,CACnB,IAAI4d,EAAUhZ,GAAe+Y,EAAUwD,GAAU4G,KACjDvY,GA37TkB,GA67TpB,OAAO4T,GAAWlhB,EAAKsN,EAAS9M,EAAQib,EAAUC,MAsJpD,SAASqK,GAASpoB,EAAM0R,EAAM2W,GAC5B,IAAIC,EACAC,EACAC,EACAtnB,EACAunB,EACAC,EACAC,EAAiB,EACjBC,GAAU,EACVC,GAAS,EACTtJ,GAAW,EAEf,GAAmB,mBAARvf,EACT,MAAM,IAAIqG,GAAU5O,GAUtB,SAASqxB,EAAWC,GAClB,IAAI7oB,EAAOooB,EACProB,EAAUsoB,EAKd,OAHAD,EAAWC,EAAW/wB,EACtBmxB,EAAiBI,EACjB7nB,EAASlB,EAAKD,MAAME,EAASC,GAuB/B,SAAS8oB,EAAaD,GACpB,IAAIE,EAAoBF,EAAOL,EAM/B,OAAQA,IAAiBlxB,GAAcyxB,GAAqBvX,GACzDuX,EAAoB,GAAOJ,GANJE,EAAOJ,GAM8BH,EAGjE,SAASU,IACP,IAAIH,EAAOngB,KACX,GAAIogB,EAAaD,GACf,OAAOI,EAAaJ,GAGtBN,EAAU3f,GAAWogB,EA3BvB,SAAuBH,GACrB,IAEIK,EAAc1X,GAFMqX,EAAOL,GAI/B,OAAOG,EACHhf,GAAUuf,EAAaZ,GAJDO,EAAOJ,IAK7BS,EAPN,CA2BmDL,IAGnD,SAASI,EAAaJ,GAKpB,OAJAN,EAAUjxB,EAIN+nB,GAAY+I,EACPQ,EAAWC,IAEpBT,EAAWC,EAAW/wB,EACf0J,GAeT,SAASmoB,IACP,IAAIN,EAAOngB,KACP0gB,EAAaN,EAAaD,GAM9B,GAJAT,EAAWzI,UACX0I,EAAWrc,KACXwc,EAAeK,EAEXO,EAAY,CACd,GAAIb,IAAYjxB,EACd,OAzEN,SAAqBuxB,GAMnB,OAJAJ,EAAiBI,EAEjBN,EAAU3f,GAAWogB,EAAcxX,GAE5BkX,EAAUE,EAAWC,GAAQ7nB,EANtC,CAyEyBwnB,GAErB,GAAIG,EAIF,OAFAngB,GAAa+f,GACbA,EAAU3f,GAAWogB,EAAcxX,GAC5BoX,EAAWJ,GAMtB,OAHID,IAAYjxB,IACdixB,EAAU3f,GAAWogB,EAAcxX,IAE9BxQ,EAIT,OA3GAwQ,EAAOiR,GAASjR,IAAS,EACrB3F,GAASsc,KACXO,IAAYP,EAAQO,QAEpBJ,GADAK,EAAS,YAAaR,GACH1e,GAAUgZ,GAAS0F,EAAQG,UAAY,EAAG9W,GAAQ8W,EACrEjJ,EAAW,aAAc8I,IAAYA,EAAQ9I,SAAWA,GAoG1D8J,EAAUE,OApCV,WACMd,IAAYjxB,GACdkR,GAAa+f,GAEfE,EAAiB,EACjBL,EAAWI,EAAeH,EAAWE,EAAUjxB,GAgCjD6xB,EAAUG,MA7BV,WACE,OAAOf,IAAYjxB,EAAY0J,EAASioB,EAAavgB,OA6BhDygB,EAqBT,IAAII,GAAQtP,IAASA,SAASna,EAAME,GAClC,OAAOuR,GAAUzR,EAAM,EAAGE,MAsBxBwpB,GAAQvP,IAASA,SAASna,EAAM0R,EAAMxR,GACxC,OAAOuR,GAAUzR,EAAM2iB,GAASjR,IAAS,EAAGxR,MAqE9C,SAASmlB,GAAQrlB,EAAM2pB,GACrB,GAAmB,mBAAR3pB,GAAmC,MAAZ2pB,GAAuC,mBAAZA,EAC3D,MAAM,IAAItjB,GAAU5O,GAEtB,IAAImyB,EAAW,WACb,IAAI1pB,EAAO2f,UACPxd,EAAMsnB,EAAWA,EAAS5pB,MAAMmM,KAAMhM,GAAQA,EAAK,GACnD0D,EAAQgmB,EAAShmB,MAErB,GAAIA,EAAMC,IAAIxB,GACZ,OAAOuB,EAAM0L,IAAIjN,GAEnB,IAAInB,EAASlB,EAAKD,MAAMmM,KAAMhM,GAE9B,OADA0pB,EAAShmB,MAAQA,EAAMsB,IAAI7C,EAAKnB,IAAW0C,EACpC1C,GAGT,OADA0oB,EAAShmB,MAAQ,IAAKyhB,GAAQwE,OAAS3c,IAChC0c,EA0BT,SAASE,GAAO/oB,GACd,GAAwB,mBAAbA,EACT,MAAM,IAAIsF,GAAU5O,GAEtB,OAAO,WACL,IAAIyI,EAAO2f,UACX,OAAQ3f,EAAKC,QACX,KAAK,EAAG,OAAQY,EAAUX,KAAK8L,MAC/B,KAAK,EAAG,OAAQnL,EAAUX,KAAK8L,KAAMhM,EAAK,IAC1C,KAAK,EAAG,OAAQa,EAAUX,KAAK8L,KAAMhM,EAAK,GAAIA,EAAK,IACnD,KAAK,EAAG,OAAQa,EAAUX,KAAK8L,KAAMhM,EAAK,GAAIA,EAAK,GAAIA,EAAK,IAE9D,OAAQa,EAAUhB,MAAMmM,KAAMhM,IAlClCmlB,GAAQwE,MAAQ3c,GA2FhB,IAAI6c,GAAW1M,IAASA,SAASrd,EAAMgqB,GAKrC,IAAIC,GAJJD,EAAmC,GAArBA,EAAW7pB,QAAesL,GAAQue,EAAW,IACvDzoB,GAASyoB,EAAW,GAAIxmB,GAAU0V,OAClC3X,GAASwR,GAAYiX,EAAY,GAAIxmB,GAAU0V,QAEtB/Y,OAC7B,OAAOga,IAASA,SAASja,GAIvB,IAHA,IAAIQ,GAAS,EACTP,EAAS0J,GAAU3J,EAAKC,OAAQ8pB,KAE3BvpB,EAAQP,GACfD,EAAKQ,GAASspB,EAAWtpB,GAAON,KAAK8L,KAAMhM,EAAKQ,IAElD,OAAOX,GAAMC,EAAMkM,KAAMhM,SAqCzBgqB,GAAU/P,IAASA,SAASna,EAAM8d,GACpC,IAAIC,EAAUhZ,GAAe+Y,EAAUwD,GAAU4I,KACjD,OAAO3G,GAAWvjB,EAn+UE,GAm+UuBxI,EAAWsmB,EAAUC,MAmC9DoM,GAAehQ,IAASA,SAASna,EAAM8d,GACzC,IAAIC,EAAUhZ,GAAe+Y,EAAUwD,GAAU6I,KACjD,OAAO5G,GAAWvjB,EAvgVQ,GAugVuBxI,EAAWsmB,EAAUC,MAyBpEqM,GAAQlK,IAASA,SAASlgB,EAAM+Z,GAClC,OAAOwJ,GAAWvjB,EA/hVA,IA+hVuBxI,EAAWA,EAAWA,EAAWuiB,MAia5E,SAASrL,GAAG/N,EAAOwT,GACjB,OAAOxT,IAAUwT,GAAUxT,GAAUA,GAASwT,GAAUA,EA0B1D,IAAIkW,GAAK3H,GAA0BxO,IAyB/BoW,GAAM5H,IAA0BA,SAAS/hB,EAAOwT,GAClD,OAAOxT,GAASwT,KAqBdvG,GAAcqH,GAAgB,WAAa,OAAO4K,UAApB,IAAsC5K,GAAkB,SAAStU,GACjG,OAAO6K,GAAa7K,IAAUkG,GAAezG,KAAKO,EAAO,YACtDoH,GAAqB3H,KAAKO,EAAO,WA0BlC8K,GAAUjK,EAAMiK,QAmBhBrM,GAAgBD,GAAoBqE,GAAUrE,IA75PlD,SAA2BwB,GACzB,OAAO6K,GAAa7K,IAAUoT,GAAWpT,IAAUhI,GAu7PrD,SAASof,GAAYpX,GACnB,OAAgB,MAATA,GAAiB2jB,GAAS3jB,EAAMR,UAAYoT,GAAW5S,GA4BhE,SAASgY,GAAkBhY,GACzB,OAAO6K,GAAa7K,IAAUoX,GAAYpX,GA0C5C,IAAI2I,GAAWD,IAAkBsb,GAmB7BrlB,GAASD,GAAamE,GAAUnE,IAxgQpC,SAAoBsB,GAClB,OAAO6K,GAAa7K,IAAUoT,GAAWpT,IAAU5I,GA+qQrD,SAASwyB,GAAQ5pB,GACf,IAAK6K,GAAa7K,GAChB,OAAO,EAET,IAAIwP,EAAM4D,GAAWpT,GACrB,OAAOwP,GAAOnY,GA9yWF,yBA8yWcmY,GACC,iBAAjBxP,EAAMkV,SAA4C,iBAAdlV,EAAMiV,OAAqBgD,GAAcjY,GAkDzF,SAAS4S,GAAW5S,GAClB,IAAKoL,GAASpL,GACZ,OAAO,EAIT,IAAIwP,EAAM4D,GAAWpT,GACrB,OAAOwP,GAAOlY,GAAWkY,GAAOjY,GA32WrB,0BA22W+BiY,GA/1W/B,kBA+1WkDA,EA6B/D,SAASqa,GAAU7pB,GACjB,MAAuB,iBAATA,GAAqBA,GAASwiB,GAAUxiB,GA6BxD,SAAS2jB,GAAS3jB,GAChB,MAAuB,iBAATA,GACZA,GAAS,GAAKA,EAAQ,GAAK,GAAKA,GAj8Wf,iBA69WrB,SAASoL,GAASpL,GAChB,IAAIujB,SAAcvjB,EAClB,OAAgB,MAATA,IAA0B,UAARujB,GAA4B,YAARA,GA2B/C,SAAS1Y,GAAa7K,GACpB,OAAgB,MAATA,GAAiC,iBAATA,EAoBjC,IAAInB,GAAQD,GAAYiE,GAAUjE,IA5xQlC,SAAmBoB,GACjB,OAAO6K,GAAa7K,IAAUyP,GAAOzP,IAAUxI,GA6+QjD,SAASsyB,GAAS9pB,GAChB,MAAuB,iBAATA,GACX6K,GAAa7K,IAAUoT,GAAWpT,IAAUvI,EA+BjD,SAASwgB,GAAcjY,GACrB,IAAK6K,GAAa7K,IAAUoT,GAAWpT,IAAUtI,EAC/C,OAAO,EAET,IAAIyT,EAAQnE,GAAahH,GACzB,GAAc,OAAVmL,EACF,OAAO,EAET,IAAI6E,EAAO9J,GAAezG,KAAK0L,EAAO,gBAAkBA,EAAMmE,YAC9D,MAAsB,mBAARU,GAAsBA,aAAgBA,GAClDhK,GAAavG,KAAKuQ,IAASvJ,GAoB/B,IAAI1H,GAAWD,GAAe+D,GAAU/D,IA59QxC,SAAsBkB,GACpB,OAAO6K,GAAa7K,IAAUoT,GAAWpT,IAAUrI,GA6gRrD,IAAIsH,GAAQD,GAAY6D,GAAU7D,IAngRlC,SAAmBgB,GACjB,OAAO6K,GAAa7K,IAAUyP,GAAOzP,IAAUpI,GAqhRjD,SAASmyB,GAAS/pB,GAChB,MAAuB,iBAATA,IACV8K,GAAQ9K,IAAU6K,GAAa7K,IAAUoT,GAAWpT,IAAUnI,EAoBpE,SAASqa,GAASlS,GAChB,MAAuB,iBAATA,GACX6K,GAAa7K,IAAUoT,GAAWpT,IAAUlI,EAoBjD,IAAIqH,GAAeD,GAAmB2D,GAAU3D,IAvjRhD,SAA0Bc,GACxB,OAAO6K,GAAa7K,IAClB2jB,GAAS3jB,EAAMR,WAAa3C,GAAeuW,GAAWpT,KA6oR1D,IAAIgqB,GAAKjI,GAA0B7K,IAyB/B+S,GAAMlI,IAA0BA,SAAS/hB,EAAOwT,GAClD,OAAOxT,GAASwT,KA0BlB,SAAS0W,GAAQlqB,GACf,IAAKA,EACH,MAAO,GAET,GAAIoX,GAAYpX,GACd,OAAO+pB,GAAS/pB,GAAS2E,GAAc3E,GAAS2N,GAAU3N,GAE5D,GAAIwH,IAAexH,EAAMwH,IACvB,OAv8VN,SAAyBC,GAIvB,IAHA,IAAImF,EACArM,EAAS,KAEJqM,EAAOnF,EAAS0iB,QAAQC,MAC/B7pB,EAAO+M,KAAKV,EAAK5M,OAEnB,OAAOO,EAPT,CAu8V6BP,EAAMwH,OAE/B,IAAIgI,EAAMC,GAAOzP,GAGjB,OAFWwP,GAAOhY,EAASqM,GAAc2L,GAAO5X,EAAS0M,GAAavD,IAE1Df,GA0Bd,SAAS8hB,GAAS9hB,GAChB,OAAKA,EAtkYM,YAykYXA,EAAQgiB,GAAShiB,MAzkYN,WA0kYeA,EAxkYZ,uBAykYAA,EAAQ,GAAK,EAAI,GAGxBA,GAAUA,EAAQA,EAAQ,EAPd,IAAVA,EAAcA,EAAQ,EAoCjC,SAASwiB,GAAUxiB,GACjB,IAAIO,EAASuhB,GAAS9hB,GAClBqqB,EAAY9pB,EAAS,EAEzB,OAAOA,GAAWA,EAAU8pB,EAAY9pB,EAAS8pB,EAAY9pB,EAAU,EA8BzE,SAAS+pB,GAAStqB,GAChB,OAAOA,EAAQ4N,GAAU4U,GAAUxiB,GAAQ,EAxoYxB,YAwoY+C,EA0BpE,SAASgiB,GAAShiB,GAChB,GAAoB,iBAATA,EACT,OAAOA,EAET,GAAIkS,GAASlS,GACX,OA1qYI,IA4qYN,GAAIoL,GAASpL,GAAQ,CACnB,IAAIwT,EAAgC,mBAAjBxT,EAAM0K,QAAwB1K,EAAM0K,UAAY1K,EACnEA,EAAQoL,GAASoI,GAAUA,EAAQ,GAAMA,EAE3C,GAAoB,iBAATxT,EACT,OAAiB,IAAVA,EAAcA,GAASA,EAEhCA,EAAQwC,GAASxC,GACjB,IAAIuqB,EAAWhwB,GAAWqJ,KAAK5D,GAC/B,OAAQuqB,GAAY9vB,GAAUmJ,KAAK5D,GAC/B9C,GAAa8C,EAAM0C,MAAM,GAAI6nB,EAAW,EAAI,GAC3CjwB,GAAWsJ,KAAK5D,GAvrYf,KAurY+BA,EA2BvC,SAASkY,GAAclY,GACrB,OAAOuO,GAAWvO,EAAO8P,GAAO9P,IAsDlC,SAASiG,GAASjG,GAChB,OAAgB,MAATA,EAAgB,GAAKwb,GAAaxb,GAqC3C,IAAIwqB,GAASpM,IAAeA,SAASlc,EAAQhJ,GAC3C,GAAI6d,GAAY7d,IAAWke,GAAYle,GACrCqV,GAAWrV,EAAQoN,GAAKpN,GAASgJ,QAGnC,IAAK,IAAIR,KAAOxI,EACVgN,GAAezG,KAAKvG,EAAQwI,IAC9BuM,GAAY/L,EAAQR,EAAKxI,EAAOwI,OAoClC+oB,GAAWrM,IAAeA,SAASlc,EAAQhJ,GAC7CqV,GAAWrV,EAAQ4W,GAAO5W,GAASgJ,MAgCjCwoB,GAAetM,IAAeA,SAASlc,EAAQhJ,EAAQye,EAAU1I,GACnEV,GAAWrV,EAAQ4W,GAAO5W,GAASgJ,EAAQ+M,MA+BzC0b,GAAavM,IAAeA,SAASlc,EAAQhJ,EAAQye,EAAU1I,GACjEV,GAAWrV,EAAQoN,GAAKpN,GAASgJ,EAAQ+M,MAoBvC2b,GAAKrL,GAAS/Q,IA8DlB,IAAIpJ,GAAWoU,IAASA,SAAStX,EAAQoc,GACvCpc,EAAS5E,GAAO4E,GAEhB,IAAInC,GAAS,EACTP,EAAS8e,EAAQ9e,OACjB+e,EAAQ/e,EAAS,EAAI8e,EAAQ,GAAKznB,EAMtC,IAJI0nB,GAASC,GAAeF,EAAQ,GAAIA,EAAQ,GAAIC,KAClD/e,EAAS,KAGFO,EAAQP,GAMf,IALA,IAAItG,EAASolB,EAAQve,GACjBgD,EAAQ+M,GAAO5W,GACf2xB,GAAc,EACdC,EAAc/nB,EAAMvD,SAEfqrB,EAAaC,GAAa,CACjC,IAAIppB,EAAMqB,EAAM8nB,GACZ7qB,EAAQkC,EAAOR,IAEf1B,IAAUnJ,GACTkX,GAAG/N,EAAO8F,GAAYpE,MAAUwE,GAAezG,KAAKyC,EAAQR,MAC/DQ,EAAOR,GAAOxI,EAAOwI,IAK3B,OAAOQ,KAsBL6oB,GAAevR,IAASA,SAASja,GAEnC,OADAA,EAAK+N,KAAKzW,EAAWosB,IACd7jB,GAAM4rB,GAAWn0B,EAAW0I,MAgSrC,SAASoP,GAAIzM,EAAQ4Q,EAAMwO,GACzB,IAAI/gB,EAAmB,MAAV2B,EAAiBrL,EAAYgc,GAAQ3Q,EAAQ4Q,GAC1D,OAAOvS,IAAW1J,EAAYyqB,EAAe/gB,EA4D/C,SAASkX,GAAMvV,EAAQ4Q,GACrB,OAAiB,MAAV5Q,GAAkBuhB,GAAQvhB,EAAQ4Q,EAAMY,IAqBjD,IAAIuX,GAAS/J,IAAeA,SAAS3gB,EAAQP,EAAO0B,GACrC,MAAT1B,GACyB,mBAAlBA,EAAMiG,WACfjG,EAAQwG,GAAqB/G,KAAKO,IAGpCO,EAAOP,GAAS0B,IACfuY,GAASvD,KA4BRwU,GAAWhK,IAAeA,SAAS3gB,EAAQP,EAAO0B,GACvC,MAAT1B,GACyB,mBAAlBA,EAAMiG,WACfjG,EAAQwG,GAAqB/G,KAAKO,IAGhCkG,GAAezG,KAAKc,EAAQP,GAC9BO,EAAOP,GAAOsN,KAAK5L,GAEnBnB,EAAOP,GAAS,CAAC0B,KAElB6W,IAoBC4S,GAAS3R,GAASrF,IA8BtB,SAAS7N,GAAKpE,GACZ,OAAOkV,GAAYlV,GAAU2K,GAAc3K,GAAU4U,GAAS5U,GA0BhE,SAAS4N,GAAO5N,GACd,OAAOkV,GAAYlV,GAAU2K,GAAc3K,GAAQ,GAAQ8U,GAAW9U,GAuGxE,IAAIkpB,GAAQhN,IAAeA,SAASlc,EAAQhJ,EAAQye,GAClDD,GAAUxV,EAAQhJ,EAAQye,MAkCxBqT,GAAY5M,IAAeA,SAASlc,EAAQhJ,EAAQye,EAAU1I,GAChEyI,GAAUxV,EAAQhJ,EAAQye,EAAU1I,MAuBlCoc,GAAO9L,IAASA,SAASrd,EAAQuM,GACnC,IAAIlO,EAAS,GACb,GAAc,MAAV2B,EACF,OAAO3B,EAET,IAAI4O,GAAS,EACbV,EAAQ7N,GAAS6N,GAAMA,SAAUqE,GAG/B,OAFAA,EAAOC,GAASD,EAAM5Q,GACtBiN,IAAWA,EAAS2D,EAAKtT,OAAS,GAC3BsT,KAETvE,GAAWrM,EAAQyO,GAAazO,GAAS3B,GACrC4O,IACF5O,EAASwO,GAAUxO,EAAQ+qB,EAAwDpI,KAGrF,IADA,IAAI1jB,EAASiP,EAAMjP,OACZA,KACL8Z,GAAU/Y,EAAQkO,EAAMjP,IAE1B,OAAOe,KA4CT,IAAI8E,GAAOka,IAASA,SAASrd,EAAQuM,GACnC,OAAiB,MAAVvM,EAAiB,GAnmT1B,SAAkBA,EAAQuM,GACxB,OAAOsK,GAAW7W,EAAQuM,GAAMA,SAAUzO,EAAO8S,GAC/C,OAAO2E,GAAMvV,EAAQ4Q,MAFzB,CAmmTwC5Q,EAAQuM,MAqBhD,SAAS8c,GAAOrpB,EAAQ9B,GACtB,GAAc,MAAV8B,EACF,MAAO,GAET,IAAIa,EAAQnC,GAAS+P,GAAazO,IAAQA,SAAUspB,GAClD,MAAO,CAACA,MAGV,OADAprB,EAAYmY,GAAYnY,GACjB2Y,GAAW7W,EAAQa,GAAMA,SAAU/C,EAAO8S,GAC/C,OAAO1S,EAAUJ,EAAO8S,EAAK,OA4IjC,IAAI2Y,GAAU9I,GAAcrc,IA0BxBolB,GAAY/I,GAAc7S,IA4K9B,SAAS/O,GAAOmB,GACd,OAAiB,MAAVA,EAAiB,GAAKY,GAAWZ,EAAQoE,GAAKpE,IAkNvD,IAAIypB,GAAY9M,IAAiBA,SAASte,EAAQqrB,EAAM7rB,GAEtD,OADA6rB,EAAOA,EAAKC,cACLtrB,GAAUR,EAAQ+rB,GAAWF,GAAQA,MAkB9C,SAASE,GAAWrpB,GAClB,OAAOspB,GAAW9lB,GAASxD,GAAQopB,eAqBrC,SAAS7M,GAAOvc,GAEd,OADAA,EAASwD,GAASxD,KACDA,EAAOG,QAAQjI,GAAS4I,IAAcX,QAAQtG,GAAa,IAsH9E,IAAI0vB,GAAYnN,IAAiBA,SAASte,EAAQqrB,EAAM7rB,GACtD,OAAOQ,GAAUR,EAAQ,IAAM,IAAM6rB,EAAKC,iBAuBxCI,GAAYpN,IAAiBA,SAASte,EAAQqrB,EAAM7rB,GACtD,OAAOQ,GAAUR,EAAQ,IAAM,IAAM6rB,EAAKC,iBAoBxCK,GAAaxN,GAAgB,eA0NjC,IAAIyN,GAAYtN,IAAiBA,SAASte,EAAQqrB,EAAM7rB,GACtD,OAAOQ,GAAUR,EAAQ,IAAM,IAAM6rB,EAAKC,iBAgE5C,IAAIO,GAAYvN,IAAiBA,SAASte,EAAQqrB,EAAM7rB,GACtD,OAAOQ,GAAUR,EAAQ,IAAM,IAAMgsB,GAAWH,MAsiBlD,IAAIS,GAAYxN,IAAiBA,SAASte,EAAQqrB,EAAM7rB,GACtD,OAAOQ,GAAUR,EAAQ,IAAM,IAAM6rB,EAAKU,iBAoBxCP,GAAarN,GAAgB,eAqBjC,SAASK,GAAMtc,EAAQ8pB,EAAShO,GAI9B,OAHA9b,EAASwD,GAASxD,IAClB8pB,EAAUhO,EAAQ1nB,EAAY01B,KAEd11B,EArybpB,SAAwB4L,GACtB,OAAO/F,GAAiBkH,KAAKnB,GAD/B,CAsyb4BA,GA1jb5B,SAAsBA,GACpB,OAAOA,EAAOmC,MAAMpI,KAAkB,GADxC,CA0jbmDiG,GAzrcnD,SAAoBA,GAClB,OAAOA,EAAOmC,MAAM3K,KAAgB,GADtC,CAyrcwEwI,GAE7DA,EAAOmC,MAAM2nB,IAAY,GA2BlC,IAAIC,GAAUhT,IAASA,SAASna,EAAME,GACpC,IACE,OAAOH,GAAMC,EAAMxI,EAAW0I,GAC9B,MAAOhB,GACP,OAAOqrB,GAAQrrB,GAAKA,EAAI,IAAIgH,GAAMhH,OA8BlCkuB,GAAUlN,IAASA,SAASrd,EAAQwqB,GAKtC,OAJAzsB,GAAUysB,GAAYA,SAAUhrB,GAC9BA,EAAMsR,GAAMtR,GACZsM,GAAgB9L,EAAQR,EAAK4lB,GAAKplB,EAAOR,GAAMQ,OAE1CA,KAqGT,SAAS+X,GAASja,GAChB,OAAO,WACL,OAAOA,GAkDX,IAAI2sB,GAAOrN,KAuBPsN,GAAYtN,IAAW,GAkB3B,SAAS5I,GAAS1W,GAChB,OAAOA,EA6CT,SAASH,GAASR,GAChB,OAAOoX,GAA4B,mBAARpX,EAAqBA,EAAO0P,GAAU1P,EAjte/C,IAwzepB,IAAIwtB,GAASrT,IAASA,SAAS1G,EAAMvT,GACnC,OAAO,SAAS2C,GACd,OAAOiS,GAAWjS,EAAQ4Q,EAAMvT,OA2BhCutB,GAAWtT,IAASA,SAAStX,EAAQ3C,GACvC,OAAO,SAASuT,GACd,OAAOqB,GAAWjS,EAAQ4Q,EAAMvT,OAwCpC,SAASwtB,GAAM7qB,EAAQhJ,EAAQwuB,GAC7B,IAAI3kB,EAAQuD,GAAKpN,GACbwzB,EAAc/Z,GAAczZ,EAAQ6J,GAEzB,MAAX2kB,GACEtc,GAASlS,KAAYwzB,EAAYltB,SAAWuD,EAAMvD,UACtDkoB,EAAUxuB,EACVA,EAASgJ,EACTA,EAASqJ,KACTmhB,EAAc/Z,GAAczZ,EAAQoN,GAAKpN,KAE3C,IAAIutB,IAAUrb,GAASsc,IAAY,UAAWA,IAAcA,EAAQjB,OAChE/W,EAASkD,GAAW1Q,GAqBxB,OAnBAjC,GAAUysB,GAAYA,SAAU/N,GAC9B,IAAItf,EAAOnG,EAAOylB,GAClBzc,EAAOyc,GAActf,EACjBqQ,IACFxN,EAAO0D,UAAU+Y,GAAc,WAC7B,IAAIrT,EAAWC,KAAKG,UACpB,GAAI+a,GAASnb,EAAU,CACrB,IAAI/K,EAAS2B,EAAOqJ,KAAKC,aAKzB,OAJcjL,EAAOkL,YAAckC,GAAUpC,KAAKE,cAE1C6B,KAAK,CAAE,KAAQjO,EAAM,KAAQ6f,UAAW,QAAWhd,IAC3D3B,EAAOmL,UAAYJ,EACZ/K,EAET,OAAOlB,EAAKD,MAAM8C,EAAQpB,GAAU,CAACyK,KAAKvL,SAAUkf,iBAKnDhd,EAmCT,SAASwgB,MAiDT,IAAIsK,GAAOzL,GAAW3gB,IA8BlBqsB,GAAY1L,GAAWphB,IAiCvB+sB,GAAW3L,GAAWngB,IAwB1B,SAASyV,GAAS/D,GAChB,OAAOyE,GAAMzE,GAAQxR,GAAa0R,GAAMF,IAh3X1C,SAA0BA,GACxB,OAAO,SAAS5Q,GACd,OAAO2Q,GAAQ3Q,EAAQ4Q,IAF3B,CAg3XoEA,GAuEpE,IAAIqa,GAAQvL,KAsCRwL,GAAaxL,IAAY,GAoB7B,SAAS4B,KACP,MAAO,GAgBT,SAASQ,KACP,OAAO,EA+JT,IAAItX,GAAM0U,IAAoBA,SAASiM,EAAQC,GAC7C,OAAOD,EAASC,IACf,GAuBCjlB,GAAOia,GAAY,QAiBnBiL,GAASnM,IAAoBA,SAASoM,EAAUC,GAClD,OAAOD,EAAWC,IACjB,GAuBCllB,GAAQ+Z,GAAY,SAwKxB,IAgaMppB,GAhaFw0B,GAAWtM,IAAoBA,SAASuM,EAAYC,GACtD,OAAOD,EAAaC,IACnB,GAuBCC,GAAQvL,GAAY,SAiBpBwL,GAAW1M,IAAoBA,SAAS2M,EAASC,GACnD,OAAOD,EAAUC,IAChB,GAgmBH,OA1iBApjB,GAAOqjB,MAp6MP,SAAe1rB,EAAGlD,GAChB,GAAmB,mBAARA,EACT,MAAM,IAAIqG,GAAU5O,GAGtB,OADAyL,EAAIigB,GAAUjgB,GACP,WACL,KAAMA,EAAI,EACR,OAAOlD,EAAKD,MAAMmM,KAAM2T,aA85M9BtU,GAAOyV,IAAMA,GACbzV,GAAO4f,OAASA,GAChB5f,GAAO6f,SAAWA,GAClB7f,GAAO8f,aAAeA,GACtB9f,GAAO+f,WAAaA,GACpB/f,GAAOggB,GAAKA,GACZhgB,GAAOyc,OAASA,GAChBzc,GAAO0c,KAAOA,GACd1c,GAAO6hB,QAAUA,GACjB7hB,GAAO2c,QAAUA,GACjB3c,GAAOsjB,UAl8KP,WACE,IAAKhP,UAAU1f,OACb,MAAO,GAET,IAAIQ,EAAQkf,UAAU,GACtB,OAAOpU,GAAQ9K,GAASA,EAAQ,CAACA,IA87KnC4K,GAAO6b,MAAQA,GACf7b,GAAOujB,MApgTP,SAAexuB,EAAOoE,EAAMwa,GAExBxa,GADGwa,EAAQC,GAAe7e,EAAOoE,EAAMwa,GAASxa,IAASlN,GAClD,EAEAmS,GAAUwZ,GAAUze,GAAO,GAEpC,IAAIvE,EAAkB,MAATG,EAAgB,EAAIA,EAAMH,OACvC,IAAKA,GAAUuE,EAAO,EACpB,MAAO,GAMT,IAJA,IAAIhE,EAAQ,EACRO,EAAW,EACXC,EAASM,EAAMuH,GAAW5I,EAASuE,IAEhChE,EAAQP,GACbe,EAAOD,KAAc6Z,GAAUxa,EAAOI,EAAQA,GAASgE,GAEzD,OAAOxD,GAo/STqK,GAAOwjB,QAl+SP,SAAiBzuB,GAMf,IALA,IAAII,GAAS,EACTP,EAAkB,MAATG,EAAgB,EAAIA,EAAMH,OACnCc,EAAW,EACXC,EAAS,KAEJR,EAAQP,GAAQ,CACvB,IAAIQ,EAAQL,EAAMI,GACdC,IACFO,EAAOD,KAAcN,GAGzB,OAAOO,GAu9STqK,GAAOyjB,OA97SP,WACE,IAAI7uB,EAAS0f,UAAU1f,OACvB,IAAKA,EACH,MAAO,GAMT,IAJA,IAAID,EAAOsB,EAAMrB,EAAS,GACtBG,EAAQuf,UAAU,GAClBnf,EAAQP,EAELO,KACLR,EAAKQ,EAAQ,GAAKmf,UAAUnf,GAE9B,OAAOe,GAAUgK,GAAQnL,GAASgO,GAAUhO,GAAS,CAACA,GAAQyS,GAAY7S,EAAM,KAm7SlFqL,GAAO0jB,KA3tCP,SAAc5c,GACZ,IAAIlS,EAAkB,MAATkS,EAAgB,EAAIA,EAAMlS,OACnC2hB,EAAa5I,KASjB,OAPA7G,EAASlS,EAAcoB,GAAS8Q,GAAMA,SAAU+Q,GAC9C,GAAsB,mBAAXA,EAAK,GACd,MAAM,IAAI/c,GAAU5O,GAEtB,MAAO,CAACqqB,EAAWsB,EAAK,IAAKA,EAAK,OAJlB,GAOXjJ,IAASA,SAASja,GAEvB,IADA,IAAIQ,GAAS,IACJA,EAAQP,GAAQ,CACvB,IAAIijB,EAAO/Q,EAAM3R,GACjB,GAAIX,GAAMqjB,EAAK,GAAIlX,KAAMhM,GACvB,OAAOH,GAAMqjB,EAAK,GAAIlX,KAAMhM,QA4sCpCqL,GAAO2jB,SA9qCP,SAAkBr1B,GAChB,OAz5YF,SAAsBA,GACpB,IAAI6J,EAAQuD,GAAKpN,GACjB,OAAO,SAASgJ,GACd,OAAO2O,GAAe3O,EAAQhJ,EAAQ6J,IAH1C,CAy5YsBgM,GAAU7V,EA/ieZ,KA6tgBpB0R,GAAOqP,SAAWA,GAClBrP,GAAOgc,QAAUA,GACjBhc,GAAOzD,OAtuHP,SAAgBvB,EAAW4oB,GACzB,IAAIjuB,EAAS2K,GAAWtF,GACxB,OAAqB,MAAd4oB,EAAqBjuB,EAAS+N,GAAW/N,EAAQiuB,IAquH1D5jB,GAAO6jB,MAzuMP,SAASA,EAAMpvB,EAAMihB,EAAO/B,GAE1B,IAAIhe,EAASqiB,GAAWvjB,EA7+TN,EA6+T6BxI,EAAWA,EAAWA,EAAWA,EAAWA,EAD3FypB,EAAQ/B,EAAQ1nB,EAAYypB,GAG5B,OADA/f,EAAO8D,YAAcoqB,EAAMpqB,YACpB9D,GAsuMTqK,GAAO8jB,WA7rMP,SAASA,EAAWrvB,EAAMihB,EAAO/B,GAE/B,IAAIhe,EAASqiB,GAAWvjB,EAzhUA,GAyhU6BxI,EAAWA,EAAWA,EAAWA,EAAWA,EADjGypB,EAAQ/B,EAAQ1nB,EAAYypB,GAG5B,OADA/f,EAAO8D,YAAcqqB,EAAWrqB,YACzB9D,GA0rMTqK,GAAO6c,SAAWA,GAClB7c,GAAOxF,SAAWA,GAClBwF,GAAOmgB,aAAeA,GACtBngB,GAAOke,MAAQA,GACfle,GAAOme,MAAQA,GACfne,GAAOoa,WAAaA,GACpBpa,GAAOqa,aAAeA,GACtBra,GAAOsa,eAAiBA,GACxBta,GAAO+jB,KAt0SP,SAAchvB,EAAO4C,EAAGgc,GACtB,IAAI/e,EAAkB,MAATG,EAAgB,EAAIA,EAAMH,OACvC,OAAKA,EAIE2a,GAAUxa,GADjB4C,EAAKgc,GAAShc,IAAM1L,EAAa,EAAI2rB,GAAUjgB,IACnB,EAAI,EAAIA,EAAG/C,GAH9B,IAo0SXoL,GAAOgkB,UArySP,SAAmBjvB,EAAO4C,EAAGgc,GAC3B,IAAI/e,EAAkB,MAATG,EAAgB,EAAIA,EAAMH,OACvC,OAAKA,EAKE2a,GAAUxa,EAAO,GADxB4C,EAAI/C,GADJ+C,EAAKgc,GAAShc,IAAM1L,EAAa,EAAI2rB,GAAUjgB,KAEhB,EAAI,EAAIA,GAJ9B,IAmySXqI,GAAOikB,eAzvSP,SAAwBlvB,EAAOS,GAC7B,OAAQT,GAASA,EAAMH,OACnBsc,GAAUnc,EAAO4Y,GAAYnY,EAAW,IAAI,GAAM,GAClD,IAuvSNwK,GAAOkkB,UAjtSP,SAAmBnvB,EAAOS,GACxB,OAAQT,GAASA,EAAMH,OACnBsc,GAAUnc,EAAO4Y,GAAYnY,EAAW,IAAI,GAC5C,IA+sSNwK,GAAOmkB,KA/qSP,SAAcpvB,EAAOK,EAAOyZ,EAAOW,GACjC,IAAI5a,EAAkB,MAATG,EAAgB,EAAIA,EAAMH,OACvC,OAAKA,GAGDia,GAAyB,iBAATA,GAAqB+E,GAAe7e,EAAOK,EAAOyZ,KACpEA,EAAQ,EACRW,EAAM5a,GAzvIV,SAAkBG,EAAOK,EAAOyZ,EAAOW,GACrC,IAAI5a,EAASG,EAAMH,OAWnB,KATAia,EAAQ+I,GAAU/I,IACN,IACVA,GAASA,EAAQja,EAAS,EAAKA,EAASia,IAE1CW,EAAOA,IAAQvjB,GAAaujB,EAAM5a,EAAUA,EAASgjB,GAAUpI,IACrD,IACRA,GAAO5a,GAET4a,EAAMX,EAAQW,EAAM,EAAIkQ,GAASlQ,GAC1BX,EAAQW,GACbza,EAAM8Z,KAAWzZ,EAEnB,OAAOL,EAfT,CA2vIkBA,EAAOK,EAAOyZ,EAAOW,IAN5B,IA6qSXxP,GAAOokB,OA3vOP,SAAgBxtB,EAAYpB,GAE1B,OADW0K,GAAQtJ,GAAcnB,GAAc8R,IACnC3Q,EAAY+W,GAAYnY,EAAW,KA0vOjDwK,GAAOqkB,QAvqOP,SAAiBztB,EAAY3B,GAC3B,OAAOuS,GAAYtO,GAAItC,EAAY3B,GAAW,IAuqOhD+K,GAAOskB,YAhpOP,SAAqB1tB,EAAY3B,GAC/B,OAAOuS,GAAYtO,GAAItC,EAAY3B,GAhkSxB,WAgtgBb+K,GAAOukB,aAxnOP,SAAsB3tB,EAAY3B,EAAUwS,GAE1C,OADAA,EAAQA,IAAUxb,EAAY,EAAI2rB,GAAUnQ,GACrCD,GAAYtO,GAAItC,EAAY3B,GAAWwS,IAunOhDzH,GAAOyY,QAAUA,GACjBzY,GAAOwkB,YAviSP,SAAqBzvB,GAEnB,OADsB,MAATA,EAAgB,EAAIA,EAAMH,QACvB4S,GAAYzS,EA7qOjB,UA6qOoC,IAsiSjDiL,GAAOykB,aA/gSP,SAAsB1vB,EAAO0S,GAE3B,OADsB,MAAT1S,EAAgB,EAAIA,EAAMH,QAKhC4S,GAAYzS,EADnB0S,EAAQA,IAAUxb,EAAY,EAAI2rB,GAAUnQ,IAFnC,IA6gSXzH,GAAO0kB,KAz9LP,SAAcjwB,GACZ,OAAOujB,GAAWvjB,EA5wUD,MAqugBnBuL,GAAO+hB,KAAOA,GACd/hB,GAAOgiB,UAAYA,GACnBhiB,GAAO2kB,UA3/RP,SAAmB7d,GAKjB,IAJA,IAAI3R,GAAS,EACTP,EAAkB,MAATkS,EAAgB,EAAIA,EAAMlS,OACnCe,EAAS,KAEJR,EAAQP,GAAQ,CACvB,IAAIijB,EAAO/Q,EAAM3R,GACjBQ,EAAOkiB,EAAK,IAAMA,EAAK,GAEzB,OAAOliB,GAm/RTqK,GAAO4kB,UA38GP,SAAmBttB,GACjB,OAAiB,MAAVA,EAAiB,GAAKyQ,GAAczQ,EAAQoE,GAAKpE,KA28G1D0I,GAAO6kB,YAj7GP,SAAqBvtB,GACnB,OAAiB,MAAVA,EAAiB,GAAKyQ,GAAczQ,EAAQ4N,GAAO5N,KAi7G5D0I,GAAOoc,QAAUA,GACjBpc,GAAO8kB,QA56RP,SAAiB/vB,GAEf,OADsB,MAATA,EAAgB,EAAIA,EAAMH,QACvB2a,GAAUxa,EAAO,GAAI,GAAK,IA26R5CiL,GAAO0a,aAAeA,GACtB1a,GAAO4a,eAAiBA,GACxB5a,GAAO6a,iBAAmBA,GAC1B7a,GAAOqgB,OAASA,GAChBrgB,GAAOsgB,SAAWA,GAClBtgB,GAAOqc,UAAYA,GACnBrc,GAAO/K,SAAWA,GAClB+K,GAAOsc,MAAQA,GACftc,GAAOtE,KAAOA,GACdsE,GAAOkF,OAASA,GAChBlF,GAAO9G,IAAMA,GACb8G,GAAO+kB,QA1rGP,SAAiBztB,EAAQrC,GACvB,IAAIU,EAAS,GAMb,OALAV,EAAW0Y,GAAY1Y,EAAU,GAEjCgS,GAAW3P,GAAOA,SAAUlC,EAAO0B,EAAKQ,GACtC8L,GAAgBzN,EAAQV,EAASG,EAAO0B,EAAKQ,GAASlC,MAEjDO,GAorGTqK,GAAOglB,UArpGP,SAAmB1tB,EAAQrC,GACzB,IAAIU,EAAS,GAMb,OALAV,EAAW0Y,GAAY1Y,EAAU,GAEjCgS,GAAW3P,GAAOA,SAAUlC,EAAO0B,EAAKQ,GACtC8L,GAAgBzN,EAAQmB,EAAK7B,EAASG,EAAO0B,EAAKQ,OAE7C3B,GA+oGTqK,GAAOilB,QAphCP,SAAiB32B,GACf,OAAO0d,GAAY7H,GAAU7V,EAxveX,KA4wgBpB0R,GAAOklB,gBAh/BP,SAAyBhd,EAAMwD,GAC7B,OAAOK,GAAoB7D,EAAM/D,GAAUuH,EA7xezB,KA6wgBpB1L,GAAO8Z,QAAUA,GACjB9Z,GAAOwgB,MAAQA,GACfxgB,GAAOogB,UAAYA,GACnBpgB,GAAOiiB,OAASA,GAChBjiB,GAAOkiB,SAAWA,GAClBliB,GAAOmiB,MAAQA,GACfniB,GAAOue,OAASA,GAChBve,GAAOmlB,OAzzBP,SAAgBxtB,GAEd,OADAA,EAAIigB,GAAUjgB,GACPiX,IAASA,SAASja,GACvB,OAAO4Y,GAAQ5Y,EAAMgD,OAuzBzBqI,GAAOygB,KAAOA,GACdzgB,GAAOolB,OAnhGP,SAAgB9tB,EAAQ9B,GACtB,OAAOmrB,GAAOrpB,EAAQinB,GAAO5Q,GAAYnY,MAmhG3CwK,GAAOqlB,KA73LP,SAAc5wB,GACZ,OAAOgoB,GAAO,EAAGhoB,IA63LnBuL,GAAOslB,QAr4NP,SAAiB1uB,EAAY6W,EAAWC,EAAQiG,GAC9C,OAAkB,MAAd/c,EACK,IAEJsJ,GAAQuN,KACXA,EAAyB,MAAbA,EAAoB,GAAK,CAACA,IAGnCvN,GADLwN,EAASiG,EAAQ1nB,EAAYyhB,KAE3BA,EAAmB,MAAVA,EAAiB,GAAK,CAACA,IAE3BF,GAAY5W,EAAY6W,EAAWC,KA23N5C1N,GAAOoiB,KAAOA,GACdpiB,GAAOwe,SAAWA,GAClBxe,GAAOqiB,UAAYA,GACnBriB,GAAOsiB,SAAWA,GAClBtiB,GAAO2e,QAAUA,GACjB3e,GAAO4e,aAAeA,GACtB5e,GAAOuc,UAAYA,GACnBvc,GAAOvF,KAAOA,GACduF,GAAO2gB,OAASA,GAChB3gB,GAAOiM,SAAWA,GAClBjM,GAAOulB,WA/rBP,SAAoBjuB,GAClB,OAAO,SAAS4Q,GACd,OAAiB,MAAV5Q,EAAiBrL,EAAYgc,GAAQ3Q,EAAQ4Q,KA8rBxDlI,GAAO8a,KAAOA,GACd9a,GAAO+a,QAAUA,GACjB/a,GAAOwlB,UApsRP,SAAmBzwB,EAAOoB,EAAQlB,GAChC,OAAQF,GAASA,EAAMH,QAAUuB,GAAUA,EAAOvB,OAC9CyZ,GAAYtZ,EAAOoB,EAAQwX,GAAY1Y,EAAU,IACjDF,GAksRNiL,GAAOylB,YAxqRP,SAAqB1wB,EAAOoB,EAAQJ,GAClC,OAAQhB,GAASA,EAAMH,QAAUuB,GAAUA,EAAOvB,OAC9CyZ,GAAYtZ,EAAOoB,EAAQlK,EAAW8J,GACtChB,GAsqRNiL,GAAOgb,OAASA,GAChBhb,GAAOuiB,MAAQA,GACfviB,GAAOwiB,WAAaA,GACpBxiB,GAAO6e,MAAQA,GACf7e,GAAO0lB,OAxvNP,SAAgB9uB,EAAYpB,GAE1B,OADW0K,GAAQtJ,GAAcnB,GAAc8R,IACnC3Q,EAAY2nB,GAAO5Q,GAAYnY,EAAW,MAuvNxDwK,GAAO2lB,OAzmRP,SAAgB5wB,EAAOS,GACrB,IAAIG,EAAS,GACb,IAAMZ,IAASA,EAAMH,OACnB,OAAOe,EAET,IAAIR,GAAS,EACTqZ,EAAU,GACV5Z,EAASG,EAAMH,OAGnB,IADAY,EAAYmY,GAAYnY,EAAW,KAC1BL,EAAQP,GAAQ,CACvB,IAAIQ,EAAQL,EAAMI,GACdK,EAAUJ,EAAOD,EAAOJ,KAC1BY,EAAO+M,KAAKtN,GACZoZ,EAAQ9L,KAAKvN,IAIjB,OADAoZ,GAAWxZ,EAAOyZ,GACX7Y,GAwlRTqK,GAAO4lB,KAluLP,SAAcnxB,EAAMoa,GAClB,GAAmB,mBAARpa,EACT,MAAM,IAAIqG,GAAU5O,GAGtB,OAAO0iB,GAASna,EADhBoa,EAAQA,IAAU5iB,EAAY4iB,EAAQ+I,GAAU/I,KA+tLlD7O,GAAOnB,QAAUA,GACjBmB,GAAO6lB,WAhtNP,SAAoBjvB,EAAYe,EAAGgc,GAOjC,OALEhc,GADGgc,EAAQC,GAAehd,EAAYe,EAAGgc,GAAShc,IAAM1L,GACpD,EAEA2rB,GAAUjgB,IAELuI,GAAQtJ,GAAciM,GAAkBoM,IACvCrY,EAAYe,IA0sN1BqI,GAAOrG,IAv6FP,SAAarC,EAAQ4Q,EAAM9S,GACzB,OAAiB,MAAVkC,EAAiBA,EAAS8W,GAAQ9W,EAAQ4Q,EAAM9S,IAu6FzD4K,GAAO8lB,QA54FP,SAAiBxuB,EAAQ4Q,EAAM9S,EAAOiP,GAEpC,OADAA,EAAkC,mBAAdA,EAA2BA,EAAapY,EAC3C,MAAVqL,EAAiBA,EAAS8W,GAAQ9W,EAAQ4Q,EAAM9S,EAAOiP,IA24FhErE,GAAO+lB,QA1rNP,SAAiBnvB,GAEf,OADWsJ,GAAQtJ,GAAcqM,GAAeqM,IACpC1Y,IAyrNdoJ,GAAOlI,MAhjRP,SAAe/C,EAAO8Z,EAAOW,GAC3B,IAAI5a,EAAkB,MAATG,EAAgB,EAAIA,EAAMH,OACvC,OAAKA,GAGD4a,GAAqB,iBAAPA,GAAmBoE,GAAe7e,EAAO8Z,EAAOW,IAChEX,EAAQ,EACRW,EAAM5a,IAGNia,EAAiB,MAATA,EAAgB,EAAI+I,GAAU/I,GACtCW,EAAMA,IAAQvjB,EAAY2I,EAASgjB,GAAUpI,IAExCD,GAAUxa,EAAO8Z,EAAOW,IAVtB,IA8iRXxP,GAAOwc,OAASA,GAChBxc,GAAOgmB,WAx3QP,SAAoBjxB,GAClB,OAAQA,GAASA,EAAMH,OACnB8b,GAAe3b,GACf,IAs3QNiL,GAAOimB,aAn2QP,SAAsBlxB,EAAOE,GAC3B,OAAQF,GAASA,EAAMH,OACnB8b,GAAe3b,EAAO4Y,GAAY1Y,EAAU,IAC5C,IAi2QN+K,GAAO/F,MA5hEP,SAAepC,EAAQquB,EAAWC,GAKhC,OAJIA,GAAyB,iBAATA,GAAqBvS,GAAe/b,EAAQquB,EAAWC,KACzED,EAAYC,EAAQl6B,IAEtBk6B,EAAQA,IAAUl6B,EAxvcC,WAwvc8Bk6B,IAAU,IAI3DtuB,EAASwD,GAASxD,MAEQ,iBAAbquB,GACO,MAAbA,IAAsB/xB,GAAS+xB,OAEpCA,EAAYtV,GAAasV,KACPntB,GAAWlB,GACpBka,GAAUhY,GAAclC,GAAS,EAAGsuB,GAGxCtuB,EAAOoC,MAAMisB,EAAWC,GAZtB,IAuhEXnmB,GAAOomB,OAnsLP,SAAgB3xB,EAAMoa,GACpB,GAAmB,mBAARpa,EACT,MAAM,IAAIqG,GAAU5O,GAGtB,OADA2iB,EAAiB,MAATA,EAAgB,EAAIzQ,GAAUwZ,GAAU/I,GAAQ,GACjDD,IAASA,SAASja,GACvB,IAAII,EAAQJ,EAAKka,GACbwK,EAAYtH,GAAUpd,EAAM,EAAGka,GAKnC,OAHI9Z,GACFmB,GAAUmjB,EAAWtkB,GAEhBP,GAAMC,EAAMkM,KAAM0Y,OAwrL7BrZ,GAAOqmB,KAl1QP,SAActxB,GACZ,IAAIH,EAAkB,MAATG,EAAgB,EAAIA,EAAMH,OACvC,OAAOA,EAAS2a,GAAUxa,EAAO,EAAGH,GAAU,IAi1QhDoL,GAAOsmB,KArzQP,SAAcvxB,EAAO4C,EAAGgc,GACtB,OAAM5e,GAASA,EAAMH,OAId2a,GAAUxa,EAAO,GADxB4C,EAAKgc,GAAShc,IAAM1L,EAAa,EAAI2rB,GAAUjgB,IAChB,EAAI,EAAIA,GAH9B,IAozQXqI,GAAOumB,UArxQP,SAAmBxxB,EAAO4C,EAAGgc,GAC3B,IAAI/e,EAAkB,MAATG,EAAgB,EAAIA,EAAMH,OACvC,OAAKA,EAKE2a,GAAUxa,GADjB4C,EAAI/C,GADJ+C,EAAKgc,GAAShc,IAAM1L,EAAa,EAAI2rB,GAAUjgB,KAEnB,EAAI,EAAIA,EAAG/C,GAJ9B,IAmxQXoL,GAAOwmB,eAzuQP,SAAwBzxB,EAAOS,GAC7B,OAAQT,GAASA,EAAMH,OACnBsc,GAAUnc,EAAO4Y,GAAYnY,EAAW,IAAI,GAAO,GACnD,IAuuQNwK,GAAOymB,UAjsQP,SAAmB1xB,EAAOS,GACxB,OAAQT,GAASA,EAAMH,OACnBsc,GAAUnc,EAAO4Y,GAAYnY,EAAW,IACxC,IA+rQNwK,GAAO0mB,IApuPP,SAAatxB,EAAO0mB,GAElB,OADAA,EAAY1mB,GACLA,GAmuPT4K,GAAO2mB,SA9oLP,SAAkBlyB,EAAM0R,EAAM2W,GAC5B,IAAIO,GAAU,EACVrJ,GAAW,EAEf,GAAmB,mBAARvf,EACT,MAAM,IAAIqG,GAAU5O,GAMtB,OAJIsU,GAASsc,KACXO,EAAU,YAAaP,IAAYA,EAAQO,QAAUA,EACrDrJ,EAAW,aAAc8I,IAAYA,EAAQ9I,SAAWA,GAEnD6I,GAASpoB,EAAM0R,EAAM,CAC1B,QAAWkX,EACX,QAAWlX,EACX,SAAY6N,KAioLhBhU,GAAO8U,KAAOA,GACd9U,GAAOsf,QAAUA,GACjBtf,GAAO6gB,QAAUA,GACjB7gB,GAAO8gB,UAAYA,GACnB9gB,GAAO4mB,OArfP,SAAgBxxB,GACd,OAAI8K,GAAQ9K,GACHY,GAASZ,EAAOgT,IAElBd,GAASlS,GAAS,CAACA,GAAS2N,GAAU8O,GAAaxW,GAASjG,MAkfrE4K,GAAOsN,cAAgBA,GACvBtN,GAAO1G,UA10FP,SAAmBhC,EAAQrC,EAAUC,GACnC,IAAIiN,EAAQjC,GAAQ5I,GAChBuvB,EAAY1kB,GAASpE,GAASzG,IAAW/C,GAAa+C,GAG1D,GADArC,EAAW0Y,GAAY1Y,EAAU,GACd,MAAfC,EAAqB,CACvB,IAAIkQ,EAAO9N,GAAUA,EAAOoN,YAE1BxP,EADE2xB,EACY1kB,EAAQ,IAAIiD,EAAO,GAE1B5E,GAASlJ,IACF0Q,GAAW5C,GAAQ9E,GAAWlE,GAAa9E,IAG3C,GAMlB,OAHCuvB,EAAYxxB,GAAY4R,IAAY3P,GAAOA,SAAUlC,EAAOD,EAAOmC,GAClE,OAAOrC,EAASC,EAAaE,EAAOD,EAAOmC,MAEtCpC,GAuzFT8K,GAAO8mB,MArnLP,SAAeryB,GACb,OAAOghB,GAAIhhB,EAAM,IAqnLnBuL,GAAOib,MAAQA,GACfjb,GAAOkb,QAAUA,GACjBlb,GAAOmb,UAAYA,GACnBnb,GAAO+mB,KAzmQP,SAAchyB,GACZ,OAAQA,GAASA,EAAMH,OAAUic,GAAS9b,GAAS,IAymQrDiL,GAAOgnB,OA/kQP,SAAgBjyB,EAAOE,GACrB,OAAQF,GAASA,EAAMH,OAAUic,GAAS9b,EAAO4Y,GAAY1Y,EAAU,IAAM,IA+kQ/E+K,GAAOinB,SAxjQP,SAAkBlyB,EAAOgB,GAEvB,OADAA,EAAkC,mBAAdA,EAA2BA,EAAa9J,EACpD8I,GAASA,EAAMH,OAAUic,GAAS9b,EAAO9I,EAAW8J,GAAc,IAujQ5EiK,GAAOknB,MAhyFP,SAAe5vB,EAAQ4Q,GACrB,OAAiB,MAAV5Q,GAAwBoX,GAAUpX,EAAQ4Q,IAgyFnDlI,GAAOob,MAAQA,GACfpb,GAAOsb,UAAYA,GACnBtb,GAAOmnB,OApwFP,SAAgB7vB,EAAQ4Q,EAAM+I,GAC5B,OAAiB,MAAV3Z,EAAiBA,EAAS0Z,GAAW1Z,EAAQ4Q,EAAM0J,GAAaX,KAowFzEjR,GAAOonB,WAzuFP,SAAoB9vB,EAAQ4Q,EAAM+I,EAAS5M,GAEzC,OADAA,EAAkC,mBAAdA,EAA2BA,EAAapY,EAC3C,MAAVqL,EAAiBA,EAAS0Z,GAAW1Z,EAAQ4Q,EAAM0J,GAAaX,GAAU5M,IAwuFnFrE,GAAO7J,OAASA,GAChB6J,GAAOqnB,SAhrFP,SAAkB/vB,GAChB,OAAiB,MAAVA,EAAiB,GAAKY,GAAWZ,EAAQ4N,GAAO5N,KAgrFzD0I,GAAOub,QAAUA,GACjBvb,GAAOmU,MAAQA,GACfnU,GAAOsnB,KA3mLP,SAAclyB,EAAO2f,GACnB,OAAO4J,GAAQ/M,GAAamD,GAAU3f,IA2mLxC4K,GAAOwb,IAAMA,GACbxb,GAAOyb,MAAQA,GACfzb,GAAO0b,QAAUA,GACjB1b,GAAO2b,IAAMA,GACb3b,GAAOunB,UAj3PP,SAAmBpvB,EAAOhC,GACxB,OAAOqb,GAAcrZ,GAAS,GAAIhC,GAAU,GAAIkN,KAi3PlDrD,GAAOwnB,cA/1PP,SAAuBrvB,EAAOhC,GAC5B,OAAOqb,GAAcrZ,GAAS,GAAIhC,GAAU,GAAIiY,KA+1PlDpO,GAAO4b,QAAUA,GAGjB5b,GAAOuB,QAAUsf,GACjB7gB,GAAOynB,UAAY3G,GACnB9gB,GAAO0nB,OAAS7H,GAChB7f,GAAO2nB,WAAa7H,GAGpBqC,GAAMniB,GAAQA,IAKdA,GAAO8B,IAAMA,GACb9B,GAAO4hB,QAAUA,GACjB5hB,GAAO+gB,UAAYA,GACnB/gB,GAAOkhB,WAAaA,GACpBlhB,GAAOvC,KAAOA,GACduC,GAAO4nB,MAprFP,SAAe5jB,EAAQC,EAAOC,GAa5B,OAZIA,IAAUjY,IACZiY,EAAQD,EACRA,EAAQhY,GAENiY,IAAUjY,IAEZiY,GADAA,EAAQkT,GAASlT,KACCA,EAAQA,EAAQ,GAEhCD,IAAUhY,IAEZgY,GADAA,EAAQmT,GAASnT,KACCA,EAAQA,EAAQ,GAE7BjB,GAAUoU,GAASpT,GAASC,EAAOC,IAwqF5ClE,GAAOma,MA7jLP,SAAe/kB,GACb,OAAO+O,GAAU/O,EArzVI,IAk3gBvB4K,GAAO6nB,UApgLP,SAAmBzyB,GACjB,OAAO+O,GAAU/O,EAAOsrB,IAogL1B1gB,GAAO8nB,cAr+KP,SAAuB1yB,EAAOiP,GAE5B,OAAOF,GAAU/O,EAAOsrB,EADxBrc,EAAkC,mBAAdA,EAA2BA,EAAapY,IAq+K9D+T,GAAO+nB,UA7hLP,SAAmB3yB,EAAOiP,GAExB,OAAOF,GAAU/O,EAz1VI,EAw1VrBiP,EAAkC,mBAAdA,EAA2BA,EAAapY,IA6hL9D+T,GAAOgoB,WA18KP,SAAoB1wB,EAAQhJ,GAC1B,OAAiB,MAAVA,GAAkB2X,GAAe3O,EAAQhJ,EAAQoN,GAAKpN,KA08K/D0R,GAAOoU,OAASA,GAChBpU,GAAOioB,UA1xCP,SAAmB7yB,EAAOshB,GACxB,OAAiB,MAATthB,GAAiBA,GAAUA,EAASshB,EAAethB,GA0xC7D4K,GAAO2iB,OAASA,GAChB3iB,GAAOkoB,SAz9EP,SAAkBrwB,EAAQswB,EAAQC,GAChCvwB,EAASwD,GAASxD,GAClBswB,EAASvX,GAAauX,GAEtB,IAAIvzB,EAASiD,EAAOjD,OAKhB4a,EAJJ4Y,EAAWA,IAAan8B,EACpB2I,EACAoO,GAAU4U,GAAUwQ,GAAW,EAAGxzB,GAItC,OADAwzB,GAAYD,EAAOvzB,SACA,GAAKiD,EAAOC,MAAMswB,EAAU5Y,IAAQ2Y,GA+8EzDnoB,GAAOmD,GAAKA,GACZnD,GAAOqoB,OAj7EP,SAAgBxwB,GAEd,OADAA,EAASwD,GAASxD,KACAtJ,EAAmByK,KAAKnB,GACtCA,EAAOG,QAAQ7J,EAAiByK,IAChCf,GA86ENmI,GAAOsoB,aA55EP,SAAsBzwB,GAEpB,OADAA,EAASwD,GAASxD,KACA9I,EAAgBiK,KAAKnB,GACnCA,EAAOG,QAAQlJ,EAAc,QAC7B+I,GAy5ENmI,GAAOuoB,MA57OP,SAAe3xB,EAAYpB,EAAWme,GACpC,IAAIlf,EAAOyL,GAAQtJ,GAAcrB,GAAa6R,GAI9C,OAHIuM,GAASC,GAAehd,EAAYpB,EAAWme,KACjDne,EAAYvJ,GAEPwI,EAAKmC,EAAY+W,GAAYnY,EAAW,KAw7OjDwK,GAAOic,KAAOA,GACdjc,GAAOua,UAAYA,GACnBva,GAAOwoB,QArxHP,SAAiBlxB,EAAQ9B,GACvB,OAAOmB,GAAYW,EAAQqW,GAAYnY,EAAW,GAAIyR,KAqxHxDjH,GAAOkc,SAAWA,GAClBlc,GAAOwa,cAAgBA,GACvBxa,GAAOyoB,YAjvHP,SAAqBnxB,EAAQ9B,GAC3B,OAAOmB,GAAYW,EAAQqW,GAAYnY,EAAW,GAAI2R,KAivHxDnH,GAAOrC,MAAQA,GACfqC,GAAO5G,QAAUA,GACjB4G,GAAOmc,aAAeA,GACtBnc,GAAO0oB,MArtHP,SAAepxB,EAAQrC,GACrB,OAAiB,MAAVqC,EACHA,EACAsQ,GAAQtQ,EAAQqW,GAAY1Y,EAAU,GAAIiQ,KAmtHhDlF,GAAO2oB,WAtrHP,SAAoBrxB,EAAQrC,GAC1B,OAAiB,MAAVqC,EACHA,EACAwQ,GAAaxQ,EAAQqW,GAAY1Y,EAAU,GAAIiQ,KAorHrDlF,GAAO4oB,OArpHP,SAAgBtxB,EAAQrC,GACtB,OAAOqC,GAAU2P,GAAW3P,EAAQqW,GAAY1Y,EAAU,KAqpH5D+K,GAAO6oB,YAxnHP,SAAqBvxB,EAAQrC,GAC3B,OAAOqC,GAAU6P,GAAgB7P,EAAQqW,GAAY1Y,EAAU,KAwnHjE+K,GAAO+D,IAAMA,GACb/D,GAAO8e,GAAKA,GACZ9e,GAAO+e,IAAMA,GACb/e,GAAO1H,IAzgHP,SAAahB,EAAQ4Q,GACnB,OAAiB,MAAV5Q,GAAkBuhB,GAAQvhB,EAAQ4Q,EAAMW,KAygHjD7I,GAAO6M,MAAQA,GACf7M,GAAOya,KAAOA,GACdza,GAAO8L,SAAWA,GAClB9L,GAAOqG,SA5pOP,SAAkBzP,EAAYxB,EAAO4B,EAAW2c,GAC9C/c,EAAa4V,GAAY5V,GAAcA,EAAaT,GAAOS,GAC3DI,EAAaA,IAAc2c,EAASiE,GAAU5gB,GAAa,EAE3D,IAAIpC,EAASgC,EAAWhC,OAIxB,OAHIoC,EAAY,IACdA,EAAYoH,GAAUxJ,EAASoC,EAAW,IAErCmoB,GAASvoB,GACXI,GAAapC,GAAUgC,EAAW0X,QAAQlZ,EAAO4B,IAAc,IAC7DpC,GAAUiB,GAAYe,EAAYxB,EAAO4B,IAAc,GAmpOhEgJ,GAAOsO,QA9lSP,SAAiBvZ,EAAOK,EAAO4B,GAC7B,IAAIpC,EAAkB,MAATG,EAAgB,EAAIA,EAAMH,OACvC,IAAKA,EACH,OAAQ,EAEV,IAAIO,EAAqB,MAAb6B,EAAoB,EAAI4gB,GAAU5gB,GAI9C,OAHI7B,EAAQ,IACVA,EAAQiJ,GAAUxJ,EAASO,EAAO,IAE7BU,GAAYd,EAAOK,EAAOD,IAslSnC6K,GAAO8oB,QAlqFP,SAAiB9kB,EAAQ6K,EAAOW,GAS9B,OARAX,EAAQqI,GAASrI,GACbW,IAAQvjB,GACVujB,EAAMX,EACNA,EAAQ,GAERW,EAAM0H,GAAS1H,GArsVnB,SAAqBxL,EAAQ6K,EAAOW,GAClC,OAAOxL,GAAU1F,GAAUuQ,EAAOW,IAAQxL,EAAS5F,GAAUyQ,EAAOW,GADtE,CAusVExL,EAASoT,GAASpT,GACS6K,EAAOW,IA0pFpCxP,GAAOugB,OAASA,GAChBvgB,GAAOqC,YAAcA,GACrBrC,GAAOE,QAAUA,GACjBF,GAAOnM,cAAgBA,GACvBmM,GAAOwM,YAAcA,GACrBxM,GAAOoN,kBAAoBA,GAC3BpN,GAAO+oB,UAtwKP,SAAmB3zB,GACjB,OAAiB,IAAVA,IAA4B,IAAVA,GACtB6K,GAAa7K,IAAUoT,GAAWpT,IAAU7I,GAqwKjDyT,GAAOjC,SAAWA,GAClBiC,GAAOjM,OAASA,GAChBiM,GAAOgpB,UA7sKP,SAAmB5zB,GACjB,OAAO6K,GAAa7K,IAA6B,IAAnBA,EAAMnC,WAAmBoa,GAAcjY,IA6sKvE4K,GAAOipB,QAzqKP,SAAiB7zB,GACf,GAAa,MAATA,EACF,OAAO,EAET,GAAIoX,GAAYpX,KACX8K,GAAQ9K,IAA0B,iBAATA,GAA4C,mBAAhBA,EAAMqH,QAC1DsB,GAAS3I,IAAUb,GAAaa,IAAUiN,GAAYjN,IAC1D,OAAQA,EAAMR,OAEhB,IAAIgQ,EAAMC,GAAOzP,GACjB,GAAIwP,GAAOhY,GAAUgY,GAAO5X,EAC1B,OAAQoI,EAAM+D,KAEhB,GAAIgT,GAAY/W,GACd,OAAQ8W,GAAS9W,GAAOR,OAE1B,IAAK,IAAIkC,KAAO1B,EACd,GAAIkG,GAAezG,KAAKO,EAAO0B,GAC7B,OAAO,EAGX,OAAO,GAqpKTkJ,GAAOkpB,QAtnKP,SAAiB9zB,EAAOwT,GACtB,OAAOe,GAAYvU,EAAOwT,IAsnK5B5I,GAAOmpB,YAnlKP,SAAqB/zB,EAAOwT,EAAOvE,GAEjC,IAAI1O,GADJ0O,EAAkC,mBAAdA,EAA2BA,EAAapY,GAClCoY,EAAWjP,EAAOwT,GAAS3c,EACrD,OAAO0J,IAAW1J,EAAY0d,GAAYvU,EAAOwT,EAAO3c,EAAWoY,KAAgB1O,GAilKrFqK,GAAOgf,QAAUA,GACjBhf,GAAO/B,SA1hKP,SAAkB7I,GAChB,MAAuB,iBAATA,GAAqB4I,GAAe5I,IA0hKpD4K,GAAOgI,WAAaA,GACpBhI,GAAOif,UAAYA,GACnBjf,GAAO+Y,SAAWA,GAClB/Y,GAAO/L,MAAQA,GACf+L,GAAOopB,QA11JP,SAAiB9xB,EAAQhJ,GACvB,OAAOgJ,IAAWhJ,GAAUid,GAAYjU,EAAQhJ,EAAQme,GAAane,KA01JvE0R,GAAOqpB,YAvzJP,SAAqB/xB,EAAQhJ,EAAQ+V,GAEnC,OADAA,EAAkC,mBAAdA,EAA2BA,EAAapY,EACrDsf,GAAYjU,EAAQhJ,EAAQme,GAAane,GAAS+V,IAszJ3DrE,GAAOspB,MAvxJP,SAAel0B,GAIb,OAAO8pB,GAAS9pB,IAAUA,IAAUA,GAoxJtC4K,GAAOupB,SAvvJP,SAAkBn0B,GAChB,GAAI+jB,GAAW/jB,GACb,MAAM,IAAIuF,GAtsXM,mEAwsXlB,OAAOiR,GAAaxW,IAovJtB4K,GAAOwpB,MAxsJP,SAAep0B,GACb,OAAgB,MAATA,GAwsJT4K,GAAOypB,OAjuJP,SAAgBr0B,GACd,OAAiB,OAAVA,GAiuJT4K,GAAOkf,SAAWA,GAClBlf,GAAOQ,SAAWA,GAClBR,GAAOC,aAAeA,GACtBD,GAAOqN,cAAgBA,GACvBrN,GAAO7L,SAAWA,GAClB6L,GAAO0pB,cArlJP,SAAuBt0B,GACrB,OAAO6pB,GAAU7pB,IAAUA,IA9zXR,kBA8zXsCA,GA9zXtC,kBAm5gBrB4K,GAAO3L,MAAQA,GACf2L,GAAOmf,SAAWA,GAClBnf,GAAOsH,SAAWA,GAClBtH,GAAOzL,aAAeA,GACtByL,GAAO2pB,YAn/IP,SAAqBv0B,GACnB,OAAOA,IAAUnJ,GAm/InB+T,GAAO4pB,UA/9IP,SAAmBx0B,GACjB,OAAO6K,GAAa7K,IAAUyP,GAAOzP,IAAUjI,GA+9IjD6S,GAAO6pB,UA38IP,SAAmBz0B,GACjB,OAAO6K,GAAa7K,IAn6XP,oBAm6XiBoT,GAAWpT,IA28I3C4K,GAAO1O,KAz/RP,SAAcyD,EAAOmxB,GACnB,OAAgB,MAATnxB,EAAgB,GAAKmJ,GAAWrJ,KAAKE,EAAOmxB,IAy/RrDlmB,GAAOohB,UAAYA,GACnBphB,GAAOyJ,KAAOA,GACdzJ,GAAO8pB,YAh9RP,SAAqB/0B,EAAOK,EAAO4B,GACjC,IAAIpC,EAAkB,MAATG,EAAgB,EAAIA,EAAMH,OACvC,IAAKA,EACH,OAAQ,EAEV,IAAIO,EAAQP,EAKZ,OAJIoC,IAAc/K,IAEhBkJ,GADAA,EAAQyiB,GAAU5gB,IACF,EAAIoH,GAAUxJ,EAASO,EAAO,GAAKmJ,GAAUnJ,EAAOP,EAAS,IAExEQ,GAAUA,EArvMrB,SAA2BL,EAAOK,EAAO4B,GAEvC,IADA,IAAI7B,EAAQ6B,EAAY,EACjB7B,KACL,GAAIJ,EAAMI,KAAWC,EACnB,OAAOD,EAGX,OAAOA,EAPT,CAsvM0BJ,EAAOK,EAAOD,GAChC4B,GAAchC,EAAOmC,GAAW/B,GAAO,IAq8R7C6K,GAAOqhB,UAAYA,GACnBrhB,GAAOshB,WAAaA,GACpBthB,GAAOof,GAAKA,GACZpf,GAAOqf,IAAMA,GACbrf,GAAO3B,IAhfP,SAAatJ,GACX,OAAQA,GAASA,EAAMH,OACnByS,GAAatS,EAAO+W,GAAUnD,IAC9B1c,GA8eN+T,GAAO+pB,MApdP,SAAeh1B,EAAOE,GACpB,OAAQF,GAASA,EAAMH,OACnByS,GAAatS,EAAO4Y,GAAY1Y,EAAU,GAAI0T,IAC9C1c,GAkdN+T,GAAOgqB,KAjcP,SAAcj1B,GACZ,OAAOqC,GAASrC,EAAO+W,KAiczB9L,GAAOiqB,OAvaP,SAAgBl1B,EAAOE,GACrB,OAAOmC,GAASrC,EAAO4Y,GAAY1Y,EAAU,KAua/C+K,GAAOzB,IAlZP,SAAaxJ,GACX,OAAQA,GAASA,EAAMH,OACnByS,GAAatS,EAAO+W,GAAUQ,IAC9BrgB,GAgZN+T,GAAOkqB,MAtXP,SAAen1B,EAAOE,GACpB,OAAQF,GAASA,EAAMH,OACnByS,GAAatS,EAAO4Y,GAAY1Y,EAAU,GAAIqX,IAC9CrgB,GAoXN+T,GAAO4Y,UAAYA,GACnB5Y,GAAOoZ,UAAYA,GACnBpZ,GAAOmqB,WAztBP,WACE,MAAO,IAytBTnqB,GAAOoqB,WAzsBP,WACE,MAAO,IAysBTpqB,GAAOqqB,SAzrBP,WACE,OAAO,GAyrBTrqB,GAAO8iB,SAAWA,GAClB9iB,GAAOsqB,IA77RP,SAAav1B,EAAO4C,GAClB,OAAQ5C,GAASA,EAAMH,OAAU2Y,GAAQxY,EAAO6iB,GAAUjgB,IAAM1L,GA67RlE+T,GAAOuqB,WAliCP,WAIE,OAHI13B,GAAKuH,IAAMuG,OACb9N,GAAKuH,EAAI0B,IAEJ6E,MA+hCTX,GAAO8X,KAAOA,GACd9X,GAAO3C,IAAMA,GACb2C,GAAOwqB,IAj5EP,SAAa3yB,EAAQjD,EAAQkiB,GAC3Bjf,EAASwD,GAASxD,GAGlB,IAAI4yB,GAFJ71B,EAASgjB,GAAUhjB,IAEMiF,GAAWhC,GAAU,EAC9C,IAAKjD,GAAU61B,GAAa71B,EAC1B,OAAOiD,EAET,IAAIkY,GAAOnb,EAAS61B,GAAa,EACjC,OACE5T,GAAcnZ,GAAYqS,GAAM+G,GAChCjf,EACAgf,GAAcrZ,GAAWuS,GAAM+G,IAs4EnC9W,GAAO0qB,OA32EP,SAAgB7yB,EAAQjD,EAAQkiB,GAC9Bjf,EAASwD,GAASxD,GAGlB,IAAI4yB,GAFJ71B,EAASgjB,GAAUhjB,IAEMiF,GAAWhC,GAAU,EAC9C,OAAQjD,GAAU61B,EAAY71B,EACzBiD,EAASgf,GAAcjiB,EAAS61B,EAAW3T,GAC5Cjf,GAq2ENmI,GAAO2qB,SA30EP,SAAkB9yB,EAAQjD,EAAQkiB,GAChCjf,EAASwD,GAASxD,GAGlB,IAAI4yB,GAFJ71B,EAASgjB,GAAUhjB,IAEMiF,GAAWhC,GAAU,EAC9C,OAAQjD,GAAU61B,EAAY71B,EACzBiiB,GAAcjiB,EAAS61B,EAAW3T,GAASjf,EAC5CA,GAq0ENmI,GAAOzN,SA1yEP,SAAkBsF,EAAQ+yB,EAAOjX,GAM/B,OALIA,GAAkB,MAATiX,EACXA,EAAQ,EACCA,IACTA,GAASA,GAEJnsB,GAAepD,GAASxD,GAAQG,QAAQhJ,EAAa,IAAK47B,GAAS,IAqyE5E5qB,GAAOrB,OA1rFP,SAAgBsF,EAAOC,EAAO2mB,GA2B5B,GA1BIA,GAA+B,kBAAZA,GAAyBjX,GAAe3P,EAAOC,EAAO2mB,KAC3E3mB,EAAQ2mB,EAAW5+B,GAEjB4+B,IAAa5+B,IACK,kBAATiY,GACT2mB,EAAW3mB,EACXA,EAAQjY,GAEe,kBAATgY,IACd4mB,EAAW5mB,EACXA,EAAQhY,IAGRgY,IAAUhY,GAAaiY,IAAUjY,GACnCgY,EAAQ,EACRC,EAAQ,IAGRD,EAAQiT,GAASjT,GACbC,IAAUjY,GACZiY,EAAQD,EACRA,EAAQ,GAERC,EAAQgT,GAAShT,IAGjBD,EAAQC,EAAO,CACjB,IAAI4mB,EAAO7mB,EACXA,EAAQC,EACRA,EAAQ4mB,EAEV,GAAID,GAAY5mB,EAAQ,GAAKC,EAAQ,EAAG,CACtC,IAAI2V,EAAOnb,KACX,OAAOJ,GAAU2F,EAAS4V,GAAQ3V,EAAQD,EAAQ7R,GAAe,QAAUynB,EAAO,IAAIjlB,OAAS,KAAOsP,GAExG,OAAOtB,GAAWqB,EAAOC,IAupF3BlE,GAAO+qB,OA5+NP,SAAgBn0B,EAAY3B,EAAUC,GACpC,IAAIT,EAAOyL,GAAQtJ,GAAcP,GAAcmB,GAC3ClB,EAAYge,UAAU1f,OAAS,EAEnC,OAAOH,EAAKmC,EAAY+W,GAAY1Y,EAAU,GAAIC,EAAaoB,EAAWmN,KAy+N5EzD,GAAOgrB,YAh9NP,SAAqBp0B,EAAY3B,EAAUC,GACzC,IAAIT,EAAOyL,GAAQtJ,GAAcL,GAAmBiB,GAChDlB,EAAYge,UAAU1f,OAAS,EAEnC,OAAOH,EAAKmC,EAAY+W,GAAY1Y,EAAU,GAAIC,EAAaoB,EAAW4Q,KA68N5ElH,GAAOirB,OA/wEP,SAAgBpzB,EAAQF,EAAGgc,GAMzB,OAJEhc,GADGgc,EAAQC,GAAe/b,EAAQF,EAAGgc,GAAShc,IAAM1L,GAChD,EAEA2rB,GAAUjgB,GAETgX,GAAWtT,GAASxD,GAASF,IA0wEtCqI,GAAOhI,QApvEP,WACE,IAAIrD,EAAO2f,UACPzc,EAASwD,GAAS1G,EAAK,IAE3B,OAAOA,EAAKC,OAAS,EAAIiD,EAASA,EAAOG,QAAQrD,EAAK,GAAIA,EAAK,KAivEjEqL,GAAOrK,OAtoGP,SAAgB2B,EAAQ4Q,EAAMwO,GAG5B,IAAIvhB,GAAS,EACTP,GAHJsT,EAAOC,GAASD,EAAM5Q,IAGJ1C,OAOlB,IAJKA,IACHA,EAAS,EACT0C,EAASrL,KAEFkJ,EAAQP,GAAQ,CACvB,IAAIQ,EAAkB,MAAVkC,EAAiBrL,EAAYqL,EAAO8Q,GAAMF,EAAK/S,KACvDC,IAAUnJ,IACZkJ,EAAQP,EACRQ,EAAQshB,GAEVpf,EAAS0Q,GAAW5S,GAASA,EAAMP,KAAKyC,GAAUlC,EAEpD,OAAOkC,GAonGT0I,GAAOijB,MAAQA,GACfjjB,GAAO3F,aAAeA,EACtB2F,GAAOkrB,OA15NP,SAAgBt0B,GAEd,OADWsJ,GAAQtJ,GAAc+L,GAAcqM,IACnCpY,IAy5NdoJ,GAAO7G,KA/0NP,SAAcvC,GACZ,GAAkB,MAAdA,EACF,OAAO,EAET,GAAI4V,GAAY5V,GACd,OAAOuoB,GAASvoB,GAAciD,GAAWjD,GAAcA,EAAWhC,OAEpE,IAAIgQ,EAAMC,GAAOjO,GACjB,OAAIgO,GAAOhY,GAAUgY,GAAO5X,EACnB4J,EAAWuC,KAEb+S,GAAStV,GAAYhC,QAq0N9BoL,GAAOuhB,UAAYA,GACnBvhB,GAAOmrB,KA/xNP,SAAcv0B,EAAYpB,EAAWme,GACnC,IAAIlf,EAAOyL,GAAQtJ,GAAcJ,GAAYiZ,GAI7C,OAHIkE,GAASC,GAAehd,EAAYpB,EAAWme,KACjDne,EAAYvJ,GAEPwI,EAAKmC,EAAY+W,GAAYnY,EAAW,KA2xNjDwK,GAAOorB,YAhsRP,SAAqBr2B,EAAOK,GAC1B,OAAOsa,GAAgB3a,EAAOK,IAgsRhC4K,GAAOqrB,cApqRP,SAAuBt2B,EAAOK,EAAOH,GACnC,OAAO+a,GAAkBjb,EAAOK,EAAOuY,GAAY1Y,EAAU,KAoqR/D+K,GAAOsrB,cAjpRP,SAAuBv2B,EAAOK,GAC5B,IAAIR,EAAkB,MAATG,EAAgB,EAAIA,EAAMH,OACvC,GAAIA,EAAQ,CACV,IAAIO,EAAQua,GAAgB3a,EAAOK,GACnC,GAAID,EAAQP,GAAUuO,GAAGpO,EAAMI,GAAQC,GACrC,OAAOD,EAGX,OAAQ,GA0oRV6K,GAAOurB,gBArnRP,SAAyBx2B,EAAOK,GAC9B,OAAOsa,GAAgB3a,EAAOK,GAAO,IAqnRvC4K,GAAOwrB,kBAzlRP,SAA2Bz2B,EAAOK,EAAOH,GACvC,OAAO+a,GAAkBjb,EAAOK,EAAOuY,GAAY1Y,EAAU,IAAI,IAylRnE+K,GAAOyrB,kBAtkRP,SAA2B12B,EAAOK,GAEhC,GADsB,MAATL,EAAgB,EAAIA,EAAMH,OAC3B,CACV,IAAIO,EAAQua,GAAgB3a,EAAOK,GAAO,GAAQ,EAClD,GAAI+N,GAAGpO,EAAMI,GAAQC,GACnB,OAAOD,EAGX,OAAQ,GA+jRV6K,GAAOwhB,UAAYA,GACnBxhB,GAAO0rB,WA3oEP,SAAoB7zB,EAAQswB,EAAQC,GAOlC,OANAvwB,EAASwD,GAASxD,GAClBuwB,EAAuB,MAAZA,EACP,EACAplB,GAAU4U,GAAUwQ,GAAW,EAAGvwB,EAAOjD,QAE7CuzB,EAASvX,GAAauX,GACftwB,EAAOC,MAAMswB,EAAUA,EAAWD,EAAOvzB,SAAWuzB,GAqoE7DnoB,GAAOkjB,SAAWA,GAClBljB,GAAO2rB,IAzUP,SAAa52B,GACX,OAAQA,GAASA,EAAMH,OACnByC,GAAQtC,EAAO+W,IACf,GAuUN9L,GAAO4rB,MA7SP,SAAe72B,EAAOE,GACpB,OAAQF,GAASA,EAAMH,OACnByC,GAAQtC,EAAO4Y,GAAY1Y,EAAU,IACrC,GA2SN+K,GAAO6rB,SA7hEP,SAAkBh0B,EAAQilB,EAASnJ,GAIjC,IAAImY,EAAW9rB,GAAO2G,iBAElBgN,GAASC,GAAe/b,EAAQilB,EAASnJ,KAC3CmJ,EAAU7wB,GAEZ4L,EAASwD,GAASxD,GAClBilB,EAAUgD,GAAa,GAAIhD,EAASgP,EAAU1T,IAE9C,IAII2T,EACAC,EALAC,EAAUnM,GAAa,GAAIhD,EAAQmP,QAASH,EAASG,QAAS7T,IAC9D8T,EAAcxwB,GAAKuwB,GACnBE,EAAgBj0B,GAAW+zB,EAASC,GAIpC/2B,EAAQ,EACRi3B,EAActP,EAAQsP,aAAep8B,GACrC1B,EAAS,WAGT+9B,EAAeh+B,IAChByuB,EAAQuL,QAAUr4B,IAAW1B,OAAS,IACvC89B,EAAY99B,OAAS,KACpB89B,IAAgB19B,EAAgBc,GAAeQ,IAAW1B,OAAS,KACnEwuB,EAAQwP,UAAYt8B,IAAW1B,OAAS,KACzC,KAMEi+B,EAAY,kBACbjxB,GAAezG,KAAKioB,EAAS,cACzBA,EAAQyP,UAAY,IAAIv0B,QAAQ,MAAO,KACvC,6BAA+BhG,GAAmB,KACnD,KAEN6F,EAAOG,QAAQq0B,GAAaA,SAAUryB,EAAOwyB,EAAaC,EAAkBC,EAAiBC,EAAev2B,GAsB1G,OArBAq2B,IAAqBA,EAAmBC,GAGxCp+B,GAAUuJ,EAAOC,MAAM3C,EAAOiB,GAAQ4B,QAAQ/H,GAAmB4I,IAG7D2zB,IACFT,GAAa,EACbz9B,GAAU,YAAck+B,EAAc,UAEpCG,IACFX,GAAe,EACf19B,GAAU,OAASq+B,EAAgB,eAEjCF,IACFn+B,GAAU,iBAAmBm+B,EAAmB,+BAElDt3B,EAAQiB,EAAS4D,EAAMpF,OAIhBoF,KAGT1L,GAAU,OAIV,IAAIs+B,EAAWtxB,GAAezG,KAAKioB,EAAS,aAAeA,EAAQ8P,SACnE,GAAKA,EAASA,CAKT,GAAIt9B,GAA2B0J,KAAK4zB,GACvC,MAAM,IAAIjyB,GA3idmB,2DAsid7BrM,EAAS,iBAAmBA,EAAS,QASvCA,GAAU09B,EAAe19B,EAAO0J,QAAQjK,EAAsB,IAAMO,GACjE0J,QAAQhK,EAAqB,MAC7BgK,QAAQ/J,EAAuB,OAGlCK,EAAS,aAAes+B,GAAY,OAAS,SAC1CA,EACG,GACA,wBAEJ,qBACCb,EACI,mBACA,KAEJC,EACG,uFAEA,OAEJ19B,EACA,gBAEF,IAAIqH,EAASisB,IAAQA,WACnB,OAAO9uB,GAASo5B,EAAaK,EAAY,UAAYj+B,GAClDkG,MAAMvI,EAAWkgC,MAMtB,GADAx2B,EAAOrH,OAASA,EACZ0wB,GAAQrpB,GACV,MAAMA,EAER,OAAOA,GA46DTqK,GAAO6sB,MApsBP,SAAel1B,EAAG1C,GAEhB,IADA0C,EAAIigB,GAAUjgB,IACN,GAAKA,EA5wfM,iBA6wfjB,MAAO,GAET,IAAIxC,EA1wfe,WA2wffP,EAAS0J,GAAU3G,EA3wfJ,YA8wfnBA,GA9wfmB,WAixfnB,IADA,IAAIhC,EAAS+B,GAAU9C,EAHvBK,EAAW0Y,GAAY1Y,MAIdE,EAAQwC,GACf1C,EAASE,GAEX,OAAOQ,GAsrBTqK,GAAOkX,SAAWA,GAClBlX,GAAO4X,UAAYA,GACnB5X,GAAO0f,SAAWA,GAClB1f,GAAO8sB,QAx5DP,SAAiB13B,GACf,OAAOiG,GAASjG,GAAO6rB,eAw5DzBjhB,GAAOoX,SAAWA,GAClBpX,GAAO+sB,cApuIP,SAAuB33B,GACrB,OAAOA,EACH4N,GAAU4U,GAAUxiB,IAlvYL,iBAAiB,kBAmvYrB,IAAVA,EAAcA,EAAQ,GAkuI7B4K,GAAO3E,SAAWA,GAClB2E,GAAOgtB,QAn4DP,SAAiB53B,GACf,OAAOiG,GAASjG,GAAOssB,eAm4DzB1hB,GAAOitB,KA12DP,SAAcp1B,EAAQif,EAAOnD,GAE3B,IADA9b,EAASwD,GAASxD,MACH8b,GAASmD,IAAU7qB,GAChC,OAAO2L,GAASC,GAElB,IAAKA,KAAYif,EAAQlG,GAAakG,IACpC,OAAOjf,EAET,IAAIW,EAAauB,GAAclC,GAC3BY,EAAasB,GAAc+c,GAI/B,OAAO/E,GAAUvZ,EAHLD,GAAgBC,EAAYC,GAC9BC,GAAcF,EAAYC,GAAc,GAETnH,KAAK,KA81DhD0O,GAAOktB,QAx0DP,SAAiBr1B,EAAQif,EAAOnD,GAE9B,IADA9b,EAASwD,GAASxD,MACH8b,GAASmD,IAAU7qB,GAChC,OAAO4L,EAAOC,MAAM,EAAGC,GAAgBF,GAAU,GAEnD,IAAKA,KAAYif,EAAQlG,GAAakG,IACpC,OAAOjf,EAET,IAAIW,EAAauB,GAAclC,GAG/B,OAAOka,GAAUvZ,EAAY,EAFnBE,GAAcF,EAAYuB,GAAc+c,IAAU,GAEvBxlB,KAAK,KA8zD5C0O,GAAOmtB,UAxyDP,SAAmBt1B,EAAQif,EAAOnD,GAEhC,IADA9b,EAASwD,GAASxD,MACH8b,GAASmD,IAAU7qB,GAChC,OAAO4L,EAAOG,QAAQhJ,EAAa,IAErC,IAAK6I,KAAYif,EAAQlG,GAAakG,IACpC,OAAOjf,EAET,IAAIW,EAAauB,GAAclC,GAG/B,OAAOka,GAAUvZ,EAFLD,GAAgBC,EAAYuB,GAAc+c,KAElBxlB,KAAK,KA8xD3C0O,GAAOotB,SAtvDP,SAAkBv1B,EAAQilB,GACxB,IAAIloB,EAnvdmB,GAovdnBy4B,EAnvdqB,MAqvdzB,GAAI7sB,GAASsc,GAAU,CACrB,IAAIoJ,EAAY,cAAepJ,EAAUA,EAAQoJ,UAAYA,EAC7DtxB,EAAS,WAAYkoB,EAAUlF,GAAUkF,EAAQloB,QAAUA,EAC3Dy4B,EAAW,aAAcvQ,EAAUlM,GAAakM,EAAQuQ,UAAYA,EAItE,IAAI5C,GAFJ5yB,EAASwD,GAASxD,IAEKjD,OACvB,GAAImE,GAAWlB,GAAS,CACtB,IAAIW,EAAauB,GAAclC,GAC/B4yB,EAAYjyB,EAAW5D,OAEzB,GAAIA,GAAU61B,EACZ,OAAO5yB,EAET,IAAI2X,EAAM5a,EAASiF,GAAWwzB,GAC9B,GAAI7d,EAAM,EACR,OAAO6d,EAET,IAAI13B,EAAS6C,EACTuZ,GAAUvZ,EAAY,EAAGgX,GAAKle,KAAK,IACnCuG,EAAOC,MAAM,EAAG0X,GAEpB,GAAI0W,IAAcj6B,EAChB,OAAO0J,EAAS03B,EAKlB,GAHI70B,IACFgX,GAAQ7Z,EAAOf,OAAS4a,GAEtBrb,GAAS+xB,GAAWA,CACtB,GAAIruB,EAAOC,MAAM0X,GAAK8d,OAAOpH,GAAY,CACvC,IAAIlsB,EACAuzB,EAAY53B,EAMhB,IAJKuwB,EAAUzzB,SACbyzB,EAAY73B,GAAO63B,EAAU53B,OAAQ+M,GAAS5L,GAAQgM,KAAKyqB,IAAc,MAE3EA,EAAUpsB,UAAY,EACdE,EAAQksB,EAAUzqB,KAAK8xB,IAC7B,IAAIC,EAASxzB,EAAM7E,MAErBQ,EAASA,EAAOmC,MAAM,EAAG01B,IAAWvhC,EAAYujB,EAAMge,SAEnD,GAAI31B,EAAOyW,QAAQsC,GAAasV,GAAY1W,IAAQA,EAAK,CAC9D,IAAIra,EAAQQ,EAAOm0B,YAAY5D,GAC3B/wB,GAAS,IACXQ,EAASA,EAAOmC,MAAM,EAAG3C,IAG7B,OAAOQ,EAAS03B,GAksDlBrtB,GAAOytB,SA5qDP,SAAkB51B,GAEhB,OADAA,EAASwD,GAASxD,KACAzJ,EAAiB4K,KAAKnB,GACpCA,EAAOG,QAAQ9J,EAAeiM,IAC9BtC,GAyqDNmI,GAAO0tB,SAvpBP,SAAkBC,GAChB,IAAI3b,IAAOzW,GACX,OAAOF,GAASsyB,GAAU3b,GAspB5BhS,GAAOyhB,UAAYA,GACnBzhB,GAAOmhB,WAAaA,GAGpBnhB,GAAO4tB,KAAOx0B,GACd4G,GAAO6tB,UAAY1R,GACnBnc,GAAO8tB,MAAQrT,GAEf0H,GAAMniB,IACA1R,GAAS,GACb2Y,GAAWjH,IAAOA,SAAUvL,EAAMsf,GAC3BzY,GAAezG,KAAKmL,GAAOhF,UAAW+Y,KACzCzlB,GAAOylB,GAActf,MAGlBnG,IACH,CAAE,OAAS,IAWjB0R,GAAO+tB,QA/ihBK,UAkjhBZ14B,GAAU,CAAC,OAAQ,UAAW,QAAS,aAAc,UAAW,0BAA0B0e,GACxF/T,GAAO+T,GAAYta,YAAcuG,MAInC3K,GAAU,CAAC,OAAQ,kBAAkB0e,EAAY5e,GAC/CgL,GAAYnF,UAAU+Y,GAAc,SAASpc,GAC3CA,EAAIA,IAAM1L,EAAY,EAAImS,GAAUwZ,GAAUjgB,GAAI,GAElD,IAAIhC,EAAUgL,KAAKO,eAAiB/L,EAChC,IAAIgL,GAAYQ,MAChBA,KAAKwZ,QAUT,OARIxkB,EAAOuL,aACTvL,EAAOyL,cAAgB9C,GAAU3G,EAAGhC,EAAOyL,eAE3CzL,EAAO0L,UAAUqB,KAAK,CACpB,KAAQpE,GAAU3G,EAvghBL,YAwghBb,KAAQoc,GAAcpe,EAAOsL,QAAU,EAAI,QAAU,MAGlDtL,GAGTwK,GAAYnF,UAAU+Y,EAAa,SAAW,SAASpc,GACrD,OAAOgJ,KAAK9B,UAAUkV,GAAYpc,GAAGkH,cAKzCxJ,GAAU,CAAC,SAAU,MAAO,uBAAuB0e,EAAY5e,GAC7D,IAAIwjB,EAAOxjB,EAAQ,EACf64B,EAjihBe,GAiihBJrV,GA/hhBG,GA+hhByBA,EAE3CxY,GAAYnF,UAAU+Y,GAAc,SAAS9e,GAC3C,IAAIU,EAASgL,KAAKwZ,QAMlB,OALAxkB,EAAOwL,cAAcuB,KAAK,CACxB,SAAYiL,GAAY1Y,EAAU,GAClC,KAAQ0jB,IAEVhjB,EAAOuL,aAAevL,EAAOuL,cAAgB8sB,EACtCr4B,MAKXN,GAAU,CAAC,OAAQ,kBAAkB0e,EAAY5e,GAC/C,IAAI84B,EAAW,QAAU94B,EAAQ,QAAU,IAE3CgL,GAAYnF,UAAU+Y,GAAc,WAClC,OAAOpT,KAAKstB,GAAU,GAAG74B,QAAQ,OAKrCC,GAAU,CAAC,UAAW,kBAAkB0e,EAAY5e,GAClD,IAAI+4B,EAAW,QAAU/4B,EAAQ,GAAK,SAEtCgL,GAAYnF,UAAU+Y,GAAc,WAClC,OAAOpT,KAAKO,aAAe,IAAIf,GAAYQ,MAAQA,KAAKutB,GAAU,OAItE/tB,GAAYnF,UAAUwoB,QAAU,WAC9B,OAAO7iB,KAAKyjB,OAAOtY,KAGrB3L,GAAYnF,UAAUihB,KAAO,SAASzmB,GACpC,OAAOmL,KAAKyjB,OAAO5uB,GAAWilB,QAGhCta,GAAYnF,UAAUkhB,SAAW,SAAS1mB,GACxC,OAAOmL,KAAK9B,UAAUod,KAAKzmB,IAG7B2K,GAAYnF,UAAUqhB,UAAYzN,IAASA,SAAS1G,EAAMvT,GACxD,MAAmB,mBAARuT,EACF,IAAI/H,GAAYQ,MAElBA,KAAKzH,KAAIA,SAAS9D,GACvB,OAAOmU,GAAWnU,EAAO8S,EAAMvT,SAInCwL,GAAYnF,UAAU0qB,OAAS,SAASlwB,GACtC,OAAOmL,KAAKyjB,OAAO7F,GAAO5Q,GAAYnY,MAGxC2K,GAAYnF,UAAUlD,MAAQ,SAAS+W,EAAOW,GAC5CX,EAAQ+I,GAAU/I,GAElB,IAAIlZ,EAASgL,KACb,OAAIhL,EAAOuL,eAAiB2N,EAAQ,GAAKW,EAAM,GACtC,IAAIrP,GAAYxK,IAErBkZ,EAAQ,EACVlZ,EAASA,EAAO4wB,WAAW1X,GAClBA,IACTlZ,EAASA,EAAOouB,KAAKlV,IAEnBW,IAAQvjB,IAEV0J,GADA6Z,EAAMoI,GAAUpI,IACD,EAAI7Z,EAAOquB,WAAWxU,GAAO7Z,EAAO2wB,KAAK9W,EAAMX,IAEzDlZ,IAGTwK,GAAYnF,UAAUwrB,eAAiB,SAAShxB,GAC9C,OAAOmL,KAAK9B,UAAU4nB,UAAUjxB,GAAWqJ,WAG7CsB,GAAYnF,UAAUskB,QAAU,WAC9B,OAAO3e,KAAK2lB,KAtmhBO,aA0mhBrBrf,GAAW9G,GAAYnF,WAAUA,SAAUvG,EAAMsf,GAC/C,IAAIoa,EAAgB,qCAAqCn1B,KAAK+a,GAC1Dqa,EAAU,kBAAkBp1B,KAAK+a,GACjCsa,EAAaruB,GAAOouB,EAAW,QAAwB,QAAdra,EAAuB,QAAU,IAAOA,GACjFua,EAAeF,GAAW,QAAQp1B,KAAK+a,GAEtCsa,IAGLruB,GAAOhF,UAAU+Y,GAAc,WAC7B,IAAI3e,EAAQuL,KAAKC,YACbjM,EAAOy5B,EAAU,CAAC,GAAK9Z,UACvBia,EAASn5B,aAAiB+K,GAC1BlL,EAAWN,EAAK,GAChB65B,EAAUD,GAAUruB,GAAQ9K,GAE5B0mB,EAAc,SAAS1mB,GACzB,IAAIO,EAAS04B,EAAW75B,MAAMwL,GAAQ9J,GAAU,CAACd,GAAQT,IACzD,OAAQy5B,GAAW1tB,EAAY/K,EAAO,GAAKA,GAGzC64B,GAAWL,GAAoC,mBAAZl5B,GAA6C,GAAnBA,EAASL,SAExE25B,EAASC,GAAU,GAErB,IAAI9tB,EAAWC,KAAKG,UAChB2tB,IAAa9tB,KAAKE,YAAYjM,OAC9B85B,EAAcJ,IAAiB5tB,EAC/BiuB,EAAWJ,IAAWE,EAE1B,IAAKH,GAAgBE,EAAS,CAC5Bp5B,EAAQu5B,EAAWv5B,EAAQ,IAAI+K,GAAYQ,MAC3C,IAAIhL,EAASlB,EAAKD,MAAMY,EAAOT,GAE/B,OADAgB,EAAOkL,YAAY6B,KAAK,CAAE,KAAQoS,GAAM,KAAQ,CAACgH,GAAc,QAAW7vB,IACnE,IAAImU,GAAczK,EAAQ+K,GAEnC,OAAIguB,GAAeC,EACVl6B,EAAKD,MAAMmM,KAAMhM,IAE1BgB,EAASgL,KAAKmU,KAAKgH,GACZ4S,EAAeN,EAAUz4B,EAAOP,QAAQ,GAAKO,EAAOP,QAAWO,QAK1EN,GAAU,CAAC,MAAO,OAAQ,QAAS,OAAQ,SAAU,qBAAqB0e,GACxE,IAAItf,EAAOsG,GAAWgZ,GAClB6a,EAAY,0BAA0B51B,KAAK+a,GAAc,MAAQ,OACjEua,EAAe,kBAAkBt1B,KAAK+a,GAE1C/T,GAAOhF,UAAU+Y,GAAc,WAC7B,IAAIpf,EAAO2f,UACX,GAAIga,IAAiB3tB,KAAKG,UAAW,CACnC,IAAI1L,EAAQuL,KAAKvL,QACjB,OAAOX,EAAKD,MAAM0L,GAAQ9K,GAASA,EAAQ,GAAIT,GAEjD,OAAOgM,KAAKiuB,IAAWA,SAASx5B,GAC9B,OAAOX,EAAKD,MAAM0L,GAAQ9K,GAASA,EAAQ,GAAIT,UAMrDsS,GAAW9G,GAAYnF,WAAUA,SAAUvG,EAAMsf,GAC/C,IAAIsa,EAAaruB,GAAO+T,GACxB,GAAIsa,EAAY,CACd,IAAIv3B,EAAMu3B,EAAWhkB,KAAO,GACvB/O,GAAezG,KAAKwK,GAAWvI,KAClCuI,GAAUvI,GAAO,IAEnBuI,GAAUvI,GAAK4L,KAAK,CAAE,KAAQqR,EAAY,KAAQsa,QAItDhvB,GAAUgW,GAAappB,EAlthBA,GAkthB+Boe,MAAQ,CAAC,CAC7D,KAAQ,UACR,KAAQpe,IAIVkU,GAAYnF,UAAUmf,MAh9dtB,WACE,IAAIxkB,EAAS,IAAIwK,GAAYQ,KAAKC,aAOlC,OANAjL,EAAOkL,YAAckC,GAAUpC,KAAKE,aACpClL,EAAOsL,QAAUN,KAAKM,QACtBtL,EAAOuL,aAAeP,KAAKO,aAC3BvL,EAAOwL,cAAgB4B,GAAUpC,KAAKQ,eACtCxL,EAAOyL,cAAgBT,KAAKS,cAC5BzL,EAAO0L,UAAY0B,GAAUpC,KAAKU,WAC3B1L,GAy8dTwK,GAAYnF,UAAU6D,QA97dtB,WACE,GAAI8B,KAAKO,aAAc,CACrB,IAAIvL,EAAS,IAAIwK,GAAYQ,MAC7BhL,EAAOsL,SAAW,EAClBtL,EAAOuL,cAAe,OAEtBvL,EAASgL,KAAKwZ,SACPlZ,UAAY,EAErB,OAAOtL,GAs7dTwK,GAAYnF,UAAU5F,MA36dtB,WACE,IAAIL,EAAQ4L,KAAKC,YAAYxL,QACzBy5B,EAAMluB,KAAKM,QACXkB,EAAQjC,GAAQnL,GAChB+5B,EAAUD,EAAM,EAChBzY,EAAYjU,EAAQpN,EAAMH,OAAS,EACnCm6B,EA8pIN,SAAiBlgB,EAAOW,EAAKiP,GAC3B,IAAItpB,GAAS,EACTP,EAAS6pB,EAAW7pB,OAExB,OAASO,EAAQP,GAAQ,CACvB,IAAIoN,EAAOyc,EAAWtpB,GAClBgE,EAAO6I,EAAK7I,KAEhB,OAAQ6I,EAAK2W,MACX,IAAK,OAAa9J,GAAS1V,EAAM,MACjC,IAAK,YAAaqW,GAAOrW,EAAM,MAC/B,IAAK,OAAaqW,EAAMlR,GAAUkR,EAAKX,EAAQ1V,GAAO,MACtD,IAAK,YAAa0V,EAAQzQ,GAAUyQ,EAAOW,EAAMrW,IAGrD,MAAO,CAAE,MAAS0V,EAAO,IAAOW,GAflC,CA9pIqB,EAAG4G,EAAWzV,KAAKU,WAClCwN,EAAQkgB,EAAKlgB,MACbW,EAAMuf,EAAKvf,IACX5a,EAAS4a,EAAMX,EACf1Z,EAAQ25B,EAAUtf,EAAOX,EAAQ,EACjCpB,EAAY9M,KAAKQ,cACjB6tB,EAAavhB,EAAU7Y,OACvBc,EAAW,EACXu5B,EAAY3wB,GAAU1J,EAAQ+L,KAAKS,eAEvC,IAAKe,IAAW2sB,GAAW1Y,GAAaxhB,GAAUq6B,GAAar6B,EAC7D,OAAOwc,GAAiBrc,EAAO4L,KAAKE,aAEtC,IAAIlL,EAAS,GAEb6Q,EACA,KAAO5R,KAAYc,EAAWu5B,GAAW,CAMvC,IAHA,IAAIC,GAAa,EACb95B,EAAQL,EAHZI,GAAS05B,KAKAK,EAAYF,GAAY,CAC/B,IAAIhtB,EAAOyL,EAAUyhB,GACjBj6B,EAAW+M,EAAK/M,SAChB0jB,EAAO3W,EAAK2W,KACZlS,EAAWxR,EAASG,GAExB,GA7zDY,GA6zDRujB,EACFvjB,EAAQqR,OACH,IAAKA,EAAU,CACpB,GAj0Da,GAi0DTkS,EACF,SAASnS,EAET,MAAMA,GAIZ7Q,EAAOD,KAAcN,EAEvB,OAAOO,GAg4dTqK,GAAOhF,UAAUglB,GAAKjE,GACtB/b,GAAOhF,UAAU6gB,MA1iQjB,WACE,OAAOA,GAAMlb,OA0iQfX,GAAOhF,UAAUm0B,OA7gQjB,WACE,OAAO,IAAI/uB,GAAcO,KAAKvL,QAASuL,KAAKG,YA6gQ9Cd,GAAOhF,UAAUukB,KAp/PjB,WACM5e,KAAKK,aAAe/U,IACtB0U,KAAKK,WAAase,GAAQ3e,KAAKvL,UAEjC,IAAIoqB,EAAO7e,KAAKI,WAAaJ,KAAKK,WAAWpM,OAG7C,MAAO,CAAE,KAAQ4qB,EAAM,MAFXA,EAAOvzB,EAAY0U,KAAKK,WAAWL,KAAKI,eAg/PtDf,GAAOhF,UAAUoa,MA77PjB,SAAsBhgB,GAIpB,IAHA,IAAIO,EACA6T,EAAS7I,KAEN6I,aAAkB/I,IAAY,CACnC,IAAI0Z,EAAQ9Z,GAAamJ,GACzB2Q,EAAMpZ,UAAY,EAClBoZ,EAAMnZ,WAAa/U,EACf0J,EACF8Y,EAAS7N,YAAcuZ,EAEvBxkB,EAASwkB,EAEX,IAAI1L,EAAW0L,EACf3Q,EAASA,EAAO5I,YAGlB,OADA6N,EAAS7N,YAAcxL,EAChBO,GA66PTqK,GAAOhF,UAAU6D,QAt5PjB,WACE,IAAIzJ,EAAQuL,KAAKC,YACjB,GAAIxL,aAAiB+K,GAAa,CAChC,IAAIivB,EAAUh6B,EAUd,OATIuL,KAAKE,YAAYjM,SACnBw6B,EAAU,IAAIjvB,GAAYQ,QAE5ByuB,EAAUA,EAAQvwB,WACVgC,YAAY6B,KAAK,CACvB,KAAQoS,GACR,KAAQ,CAACjW,IACT,QAAW5S,IAEN,IAAImU,GAAcgvB,EAASzuB,KAAKG,WAEzC,OAAOH,KAAKmU,KAAKjW,KAw4PnBmB,GAAOhF,UAAUq0B,OAASrvB,GAAOhF,UAAU8E,QAAUE,GAAOhF,UAAU5F,MAv3PtE,WACE,OAAOgc,GAAiBzQ,KAAKC,YAAaD,KAAKE,cAy3PjDb,GAAOhF,UAAU8yB,MAAQ9tB,GAAOhF,UAAUyf,KAEtC7d,KACFoD,GAAOhF,UAAU4B,IAj+PnB,WACE,OAAO+D,OAk+PFX,GAh3eU,GA83ejBnN,GAAKuH,EAAIA,IAIT,cACE,OAAOA,KACR,oCAaHvF,KAAK8L,Q","file":"x","sourcesContent":["/**\n * @license\n * Lodash <https://lodash.com/>\n * Copyright OpenJS Foundation and other contributors <https://openjsf.org/>\n * Released under MIT license <https://lodash.com/license>\n * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>\n * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors\n */\n;(function() {\n\n /** Used as a safe reference for `undefined` in pre-ES5 environments. */\n var undefined;\n\n /** Used as the semantic version number. */\n var VERSION = '4.17.21';\n\n /** Used as the size to enable large array optimizations. */\n var LARGE_ARRAY_SIZE = 200;\n\n /** Error message constants. */\n var CORE_ERROR_TEXT = 'Unsupported core-js use. Try https://npms.io/search?q=ponyfill.',\n FUNC_ERROR_TEXT = 'Expected a function',\n INVALID_TEMPL_VAR_ERROR_TEXT = 'Invalid `variable` option passed into `_.template`';\n\n /** Used to stand-in for `undefined` hash values. */\n var HASH_UNDEFINED = '__lodash_hash_undefined__';\n\n /** Used as the maximum memoize cache size. */\n var MAX_MEMOIZE_SIZE = 500;\n\n /** Used as the internal argument placeholder. */\n var PLACEHOLDER = '__lodash_placeholder__';\n\n /** Used to compose bitmasks for cloning. */\n var CLONE_DEEP_FLAG = 1,\n CLONE_FLAT_FLAG = 2,\n CLONE_SYMBOLS_FLAG = 4;\n\n /** Used to compose bitmasks for value comparisons. */\n var COMPARE_PARTIAL_FLAG = 1,\n COMPARE_UNORDERED_FLAG = 2;\n\n /** Used to compose bitmasks for function metadata. */\n var WRAP_BIND_FLAG = 1,\n WRAP_BIND_KEY_FLAG = 2,\n WRAP_CURRY_BOUND_FLAG = 4,\n WRAP_CURRY_FLAG = 8,\n WRAP_CURRY_RIGHT_FLAG = 16,\n WRAP_PARTIAL_FLAG = 32,\n WRAP_PARTIAL_RIGHT_FLAG = 64,\n WRAP_ARY_FLAG = 128,\n WRAP_REARG_FLAG = 256,\n WRAP_FLIP_FLAG = 512;\n\n /** Used as default options for `_.truncate`. */\n var DEFAULT_TRUNC_LENGTH = 30,\n DEFAULT_TRUNC_OMISSION = '...';\n\n /** Used to detect hot functions by number of calls within a span of milliseconds. */\n var HOT_COUNT = 800,\n HOT_SPAN = 16;\n\n /** Used to indicate the type of lazy iteratees. */\n var LAZY_FILTER_FLAG = 1,\n LAZY_MAP_FLAG = 2,\n LAZY_WHILE_FLAG = 3;\n\n /** Used as references for various `Number` constants. */\n var INFINITY = 1 / 0,\n MAX_SAFE_INTEGER = 9007199254740991,\n MAX_INTEGER = 1.7976931348623157e+308,\n NAN = 0 / 0;\n\n /** Used as references for the maximum length and index of an array. */\n var MAX_ARRAY_LENGTH = 4294967295,\n MAX_ARRAY_INDEX = MAX_ARRAY_LENGTH - 1,\n HALF_MAX_ARRAY_LENGTH = MAX_ARRAY_LENGTH >>> 1;\n\n /** Used to associate wrap methods with their bit flags. */\n var wrapFlags = [\n ['ary', WRAP_ARY_FLAG],\n ['bind', WRAP_BIND_FLAG],\n ['bindKey', WRAP_BIND_KEY_FLAG],\n ['curry', WRAP_CURRY_FLAG],\n ['curryRight', WRAP_CURRY_RIGHT_FLAG],\n ['flip', WRAP_FLIP_FLAG],\n ['partial', WRAP_PARTIAL_FLAG],\n ['partialRight', WRAP_PARTIAL_RIGHT_FLAG],\n ['rearg', WRAP_REARG_FLAG]\n ];\n\n /** `Object#toString` result references. */\n var argsTag = '[object Arguments]',\n arrayTag = '[object Array]',\n asyncTag = '[object AsyncFunction]',\n boolTag = '[object Boolean]',\n dateTag = '[object Date]',\n domExcTag = '[object DOMException]',\n errorTag = '[object Error]',\n funcTag = '[object Function]',\n genTag = '[object GeneratorFunction]',\n mapTag = '[object Map]',\n numberTag = '[object Number]',\n nullTag = '[object Null]',\n objectTag = '[object Object]',\n promiseTag = '[object Promise]',\n proxyTag = '[object Proxy]',\n regexpTag = '[object RegExp]',\n setTag = '[object Set]',\n stringTag = '[object String]',\n symbolTag = '[object Symbol]',\n undefinedTag = '[object Undefined]',\n weakMapTag = '[object WeakMap]',\n weakSetTag = '[object WeakSet]';\n\n var arrayBufferTag = '[object ArrayBuffer]',\n dataViewTag = '[object DataView]',\n float32Tag = '[object Float32Array]',\n float64Tag = '[object Float64Array]',\n int8Tag = '[object Int8Array]',\n int16Tag = '[object Int16Array]',\n int32Tag = '[object Int32Array]',\n uint8Tag = '[object Uint8Array]',\n uint8ClampedTag = '[object Uint8ClampedArray]',\n uint16Tag = '[object Uint16Array]',\n uint32Tag = '[object Uint32Array]';\n\n /** Used to match empty string literals in compiled template source. */\n var reEmptyStringLeading = /\\b__p \\+= '';/g,\n reEmptyStringMiddle = /\\b(__p \\+=) '' \\+/g,\n reEmptyStringTrailing = /(__e\\(.*?\\)|\\b__t\\)) \\+\\n'';/g;\n\n /** Used to match HTML entities and HTML characters. */\n var reEscapedHtml = /&(?:amp|lt|gt|quot|#39);/g,\n reUnescapedHtml = /[&<>\"']/g,\n reHasEscapedHtml = RegExp(reEscapedHtml.source),\n reHasUnescapedHtml = RegExp(reUnescapedHtml.source);\n\n /** Used to match template delimiters. */\n var reEscape = /<%-([\\s\\S]+?)%>/g,\n reEvaluate = /<%([\\s\\S]+?)%>/g,\n reInterpolate = /<%=([\\s\\S]+?)%>/g;\n\n /** Used to match property names within property paths. */\n var reIsDeepProp = /\\.|\\[(?:[^[\\]]*|([\"'])(?:(?!\\1)[^\\\\]|\\\\.)*?\\1)\\]/,\n reIsPlainProp = /^\\w*$/,\n rePropName = /[^.[\\]]+|\\[(?:(-?\\d+(?:\\.\\d+)?)|([\"'])((?:(?!\\2)[^\\\\]|\\\\.)*?)\\2)\\]|(?=(?:\\.|\\[\\])(?:\\.|\\[\\]|$))/g;\n\n /**\n * Used to match `RegExp`\n * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns).\n */\n var reRegExpChar = /[\\\\^$.*+?()[\\]{}|]/g,\n reHasRegExpChar = RegExp(reRegExpChar.source);\n\n /** Used to match leading whitespace. */\n var reTrimStart = /^\\s+/;\n\n /** Used to match a single whitespace character. */\n var reWhitespace = /\\s/;\n\n /** Used to match wrap detail comments. */\n var reWrapComment = /\\{(?:\\n\\/\\* \\[wrapped with .+\\] \\*\\/)?\\n?/,\n reWrapDetails = /\\{\\n\\/\\* \\[wrapped with (.+)\\] \\*/,\n reSplitDetails = /,? & /;\n\n /** Used to match words composed of alphanumeric characters. */\n var reAsciiWord = /[^\\x00-\\x2f\\x3a-\\x40\\x5b-\\x60\\x7b-\\x7f]+/g;\n\n /**\n * Used to validate the `validate` option in `_.template` variable.\n *\n * Forbids characters which could potentially change the meaning of the function argument definition:\n * - \"(),\" (modification of function parameters)\n * - \"=\" (default value)\n * - \"[]{}\" (destructuring of function parameters)\n * - \"/\" (beginning of a comment)\n * - whitespace\n */\n var reForbiddenIdentifierChars = /[()=,{}\\[\\]\\/\\s]/;\n\n /** Used to match backslashes in property paths. */\n var reEscapeChar = /\\\\(\\\\)?/g;\n\n /**\n * Used to match\n * [ES template delimiters](http://ecma-international.org/ecma-262/7.0/#sec-template-literal-lexical-components).\n */\n var reEsTemplate = /\\$\\{([^\\\\}]*(?:\\\\.[^\\\\}]*)*)\\}/g;\n\n /** Used to match `RegExp` flags from their coerced string values. */\n var reFlags = /\\w*$/;\n\n /** Used to detect bad signed hexadecimal string values. */\n var reIsBadHex = /^[-+]0x[0-9a-f]+$/i;\n\n /** Used to detect binary string values. */\n var reIsBinary = /^0b[01]+$/i;\n\n /** Used to detect host constructors (Safari). */\n var reIsHostCtor = /^\\[object .+?Constructor\\]$/;\n\n /** Used to detect octal string values. */\n var reIsOctal = /^0o[0-7]+$/i;\n\n /** Used to detect unsigned integer values. */\n var reIsUint = /^(?:0|[1-9]\\d*)$/;\n\n /** Used to match Latin Unicode letters (excluding mathematical operators). */\n var reLatin = /[\\xc0-\\xd6\\xd8-\\xf6\\xf8-\\xff\\u0100-\\u017f]/g;\n\n /** Used to ensure capturing order of template delimiters. */\n var reNoMatch = /($^)/;\n\n /** Used to match unescaped characters in compiled string literals. */\n var reUnescapedString = /['\\n\\r\\u2028\\u2029\\\\]/g;\n\n /** Used to compose unicode character classes. */\n var rsAstralRange = '\\\\ud800-\\\\udfff',\n rsComboMarksRange = '\\\\u0300-\\\\u036f',\n reComboHalfMarksRange = '\\\\ufe20-\\\\ufe2f',\n rsComboSymbolsRange = '\\\\u20d0-\\\\u20ff',\n rsComboRange = rsComboMarksRange + reComboHalfMarksRange + rsComboSymbolsRange,\n rsDingbatRange = '\\\\u2700-\\\\u27bf',\n rsLowerRange = 'a-z\\\\xdf-\\\\xf6\\\\xf8-\\\\xff',\n rsMathOpRange = '\\\\xac\\\\xb1\\\\xd7\\\\xf7',\n rsNonCharRange = '\\\\x00-\\\\x2f\\\\x3a-\\\\x40\\\\x5b-\\\\x60\\\\x7b-\\\\xbf',\n rsPunctuationRange = '\\\\u2000-\\\\u206f',\n rsSpaceRange = ' \\\\t\\\\x0b\\\\f\\\\xa0\\\\ufeff\\\\n\\\\r\\\\u2028\\\\u2029\\\\u1680\\\\u180e\\\\u2000\\\\u2001\\\\u2002\\\\u2003\\\\u2004\\\\u2005\\\\u2006\\\\u2007\\\\u2008\\\\u2009\\\\u200a\\\\u202f\\\\u205f\\\\u3000',\n rsUpperRange = 'A-Z\\\\xc0-\\\\xd6\\\\xd8-\\\\xde',\n rsVarRange = '\\\\ufe0e\\\\ufe0f',\n rsBreakRange = rsMathOpRange + rsNonCharRange + rsPunctuationRange + rsSpaceRange;\n\n /** Used to compose unicode capture groups. */\n var rsApos = \"['\\u2019]\",\n rsAstral = '[' + rsAstralRange + ']',\n rsBreak = '[' + rsBreakRange + ']',\n rsCombo = '[' + rsComboRange + ']',\n rsDigits = '\\\\d+',\n rsDingbat = '[' + rsDingbatRange + ']',\n rsLower = '[' + rsLowerRange + ']',\n rsMisc = '[^' + rsAstralRange + rsBreakRange + rsDigits + rsDingbatRange + rsLowerRange + rsUpperRange + ']',\n rsFitz = '\\\\ud83c[\\\\udffb-\\\\udfff]',\n rsModifier = '(?:' + rsCombo + '|' + rsFitz + ')',\n rsNonAstral = '[^' + rsAstralRange + ']',\n rsRegional = '(?:\\\\ud83c[\\\\udde6-\\\\uddff]){2}',\n rsSurrPair = '[\\\\ud800-\\\\udbff][\\\\udc00-\\\\udfff]',\n rsUpper = '[' + rsUpperRange + ']',\n rsZWJ = '\\\\u200d';\n\n /** Used to compose unicode regexes. */\n var rsMiscLower = '(?:' + rsLower + '|' + rsMisc + ')',\n rsMiscUpper = '(?:' + rsUpper + '|' + rsMisc + ')',\n rsOptContrLower = '(?:' + rsApos + '(?:d|ll|m|re|s|t|ve))?',\n rsOptContrUpper = '(?:' + rsApos + '(?:D|LL|M|RE|S|T|VE))?',\n reOptMod = rsModifier + '?',\n rsOptVar = '[' + rsVarRange + ']?',\n rsOptJoin = '(?:' + rsZWJ + '(?:' + [rsNonAstral, rsRegional, rsSurrPair].join('|') + ')' + rsOptVar + reOptMod + ')*',\n rsOrdLower = '\\\\d*(?:1st|2nd|3rd|(?![123])\\\\dth)(?=\\\\b|[A-Z_])',\n rsOrdUpper = '\\\\d*(?:1ST|2ND|3RD|(?![123])\\\\dTH)(?=\\\\b|[a-z_])',\n rsSeq = rsOptVar + reOptMod + rsOptJoin,\n rsEmoji = '(?:' + [rsDingbat, rsRegional, rsSurrPair].join('|') + ')' + rsSeq,\n rsSymbol = '(?:' + [rsNonAstral + rsCombo + '?', rsCombo, rsRegional, rsSurrPair, rsAstral].join('|') + ')';\n\n /** Used to match apostrophes. */\n var reApos = RegExp(rsApos, 'g');\n\n /**\n * Used to match [combining diacritical marks](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks) and\n * [combining diacritical marks for symbols](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks_for_Symbols).\n */\n var reComboMark = RegExp(rsCombo, 'g');\n\n /** Used to match [string symbols](https://mathiasbynens.be/notes/javascript-unicode). */\n var reUnicode = RegExp(rsFitz + '(?=' + rsFitz + ')|' + rsSymbol + rsSeq, 'g');\n\n /** Used to match complex or compound words. */\n var reUnicodeWord = RegExp([\n rsUpper + '?' + rsLower + '+' + rsOptContrLower + '(?=' + [rsBreak, rsUpper, '$'].join('|') + ')',\n rsMiscUpper + '+' + rsOptContrUpper + '(?=' + [rsBreak, rsUpper + rsMiscLower, '$'].join('|') + ')',\n rsUpper + '?' + rsMiscLower + '+' + rsOptContrLower,\n rsUpper + '+' + rsOptContrUpper,\n rsOrdUpper,\n rsOrdLower,\n rsDigits,\n rsEmoji\n ].join('|'), 'g');\n\n /** Used to detect strings with [zero-width joiners or code points from the astral planes](http://eev.ee/blog/2015/09/12/dark-corners-of-unicode/). */\n var reHasUnicode = RegExp('[' + rsZWJ + rsAstralRange + rsComboRange + rsVarRange + ']');\n\n /** Used to detect strings that need a more robust regexp to match words. */\n var reHasUnicodeWord = /[a-z][A-Z]|[A-Z]{2}[a-z]|[0-9][a-zA-Z]|[a-zA-Z][0-9]|[^a-zA-Z0-9 ]/;\n\n /** Used to assign default `context` object properties. */\n var contextProps = [\n 'Array', 'Buffer', 'DataView', 'Date', 'Error', 'Float32Array', 'Float64Array',\n 'Function', 'Int8Array', 'Int16Array', 'Int32Array', 'Map', 'Math', 'Object',\n 'Promise', 'RegExp', 'Set', 'String', 'Symbol', 'TypeError', 'Uint8Array',\n 'Uint8ClampedArray', 'Uint16Array', 'Uint32Array', 'WeakMap',\n '_', 'clearTimeout', 'isFinite', 'parseInt', 'setTimeout'\n ];\n\n /** Used to make template sourceURLs easier to identify. */\n var templateCounter = -1;\n\n /** Used to identify `toStringTag` values of typed arrays. */\n var typedArrayTags = {};\n typedArrayTags[float32Tag] = typedArrayTags[float64Tag] =\n typedArrayTags[int8Tag] = typedArrayTags[int16Tag] =\n typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] =\n typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] =\n typedArrayTags[uint32Tag] = true;\n typedArrayTags[argsTag] = typedArrayTags[arrayTag] =\n typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] =\n typedArrayTags[dataViewTag] = typedArrayTags[dateTag] =\n typedArrayTags[errorTag] = typedArrayTags[funcTag] =\n typedArrayTags[mapTag] = typedArrayTags[numberTag] =\n typedArrayTags[objectTag] = typedArrayTags[regexpTag] =\n typedArrayTags[setTag] = typedArrayTags[stringTag] =\n typedArrayTags[weakMapTag] = false;\n\n /** Used to identify `toStringTag` values supported by `_.clone`. */\n var cloneableTags = {};\n cloneableTags[argsTag] = cloneableTags[arrayTag] =\n cloneableTags[arrayBufferTag] = cloneableTags[dataViewTag] =\n cloneableTags[boolTag] = cloneableTags[dateTag] =\n cloneableTags[float32Tag] = cloneableTags[float64Tag] =\n cloneableTags[int8Tag] = cloneableTags[int16Tag] =\n cloneableTags[int32Tag] = cloneableTags[mapTag] =\n cloneableTags[numberTag] = cloneableTags[objectTag] =\n cloneableTags[regexpTag] = cloneableTags[setTag] =\n cloneableTags[stringTag] = cloneableTags[symbolTag] =\n cloneableTags[uint8Tag] = cloneableTags[uint8ClampedTag] =\n cloneableTags[uint16Tag] = cloneableTags[uint32Tag] = true;\n cloneableTags[errorTag] = cloneableTags[funcTag] =\n cloneableTags[weakMapTag] = false;\n\n /** Used to map Latin Unicode letters to basic Latin letters. */\n var deburredLetters = {\n // Latin-1 Supplement block.\n '\\xc0': 'A', '\\xc1': 'A', '\\xc2': 'A', '\\xc3': 'A', '\\xc4': 'A', '\\xc5': 'A',\n '\\xe0': 'a', '\\xe1': 'a', '\\xe2': 'a', '\\xe3': 'a', '\\xe4': 'a', '\\xe5': 'a',\n '\\xc7': 'C', '\\xe7': 'c',\n '\\xd0': 'D', '\\xf0': 'd',\n '\\xc8': 'E', '\\xc9': 'E', '\\xca': 'E', '\\xcb': 'E',\n '\\xe8': 'e', '\\xe9': 'e', '\\xea': 'e', '\\xeb': 'e',\n '\\xcc': 'I', '\\xcd': 'I', '\\xce': 'I', '\\xcf': 'I',\n '\\xec': 'i', '\\xed': 'i', '\\xee': 'i', '\\xef': 'i',\n '\\xd1': 'N', '\\xf1': 'n',\n '\\xd2': 'O', '\\xd3': 'O', '\\xd4': 'O', '\\xd5': 'O', '\\xd6': 'O', '\\xd8': 'O',\n '\\xf2': 'o', '\\xf3': 'o', '\\xf4': 'o', '\\xf5': 'o', '\\xf6': 'o', '\\xf8': 'o',\n '\\xd9': 'U', '\\xda': 'U', '\\xdb': 'U', '\\xdc': 'U',\n '\\xf9': 'u', '\\xfa': 'u', '\\xfb': 'u', '\\xfc': 'u',\n '\\xdd': 'Y', '\\xfd': 'y', '\\xff': 'y',\n '\\xc6': 'Ae', '\\xe6': 'ae',\n '\\xde': 'Th', '\\xfe': 'th',\n '\\xdf': 'ss',\n // Latin Extended-A block.\n '\\u0100': 'A', '\\u0102': 'A', '\\u0104': 'A',\n '\\u0101': 'a', '\\u0103': 'a', '\\u0105': 'a',\n '\\u0106': 'C', '\\u0108': 'C', '\\u010a': 'C', '\\u010c': 'C',\n '\\u0107': 'c', '\\u0109': 'c', '\\u010b': 'c', '\\u010d': 'c',\n '\\u010e': 'D', '\\u0110': 'D', '\\u010f': 'd', '\\u0111': 'd',\n '\\u0112': 'E', '\\u0114': 'E', '\\u0116': 'E', '\\u0118': 'E', '\\u011a': 'E',\n '\\u0113': 'e', '\\u0115': 'e', '\\u0117': 'e', '\\u0119': 'e', '\\u011b': 'e',\n '\\u011c': 'G', '\\u011e': 'G', '\\u0120': 'G', '\\u0122': 'G',\n '\\u011d': 'g', '\\u011f': 'g', '\\u0121': 'g', '\\u0123': 'g',\n '\\u0124': 'H', '\\u0126': 'H', '\\u0125': 'h', '\\u0127': 'h',\n '\\u0128': 'I', '\\u012a': 'I', '\\u012c': 'I', '\\u012e': 'I', '\\u0130': 'I',\n '\\u0129': 'i', '\\u012b': 'i', '\\u012d': 'i', '\\u012f': 'i', '\\u0131': 'i',\n '\\u0134': 'J', '\\u0135': 'j',\n '\\u0136': 'K', '\\u0137': 'k', '\\u0138': 'k',\n '\\u0139': 'L', '\\u013b': 'L', '\\u013d': 'L', '\\u013f': 'L', '\\u0141': 'L',\n '\\u013a': 'l', '\\u013c': 'l', '\\u013e': 'l', '\\u0140': 'l', '\\u0142': 'l',\n '\\u0143': 'N', '\\u0145': 'N', '\\u0147': 'N', '\\u014a': 'N',\n '\\u0144': 'n', '\\u0146': 'n', '\\u0148': 'n', '\\u014b': 'n',\n '\\u014c': 'O', '\\u014e': 'O', '\\u0150': 'O',\n '\\u014d': 'o', '\\u014f': 'o', '\\u0151': 'o',\n '\\u0154': 'R', '\\u0156': 'R', '\\u0158': 'R',\n '\\u0155': 'r', '\\u0157': 'r', '\\u0159': 'r',\n '\\u015a': 'S', '\\u015c': 'S', '\\u015e': 'S', '\\u0160': 'S',\n '\\u015b': 's', '\\u015d': 's', '\\u015f': 's', '\\u0161': 's',\n '\\u0162': 'T', '\\u0164': 'T', '\\u0166': 'T',\n '\\u0163': 't', '\\u0165': 't', '\\u0167': 't',\n '\\u0168': 'U', '\\u016a': 'U', '\\u016c': 'U', '\\u016e': 'U', '\\u0170': 'U', '\\u0172': 'U',\n '\\u0169': 'u', '\\u016b': 'u', '\\u016d': 'u', '\\u016f': 'u', '\\u0171': 'u', '\\u0173': 'u',\n '\\u0174': 'W', '\\u0175': 'w',\n '\\u0176': 'Y', '\\u0177': 'y', '\\u0178': 'Y',\n '\\u0179': 'Z', '\\u017b': 'Z', '\\u017d': 'Z',\n '\\u017a': 'z', '\\u017c': 'z', '\\u017e': 'z',\n '\\u0132': 'IJ', '\\u0133': 'ij',\n '\\u0152': 'Oe', '\\u0153': 'oe',\n '\\u0149': \"'n\", '\\u017f': 's'\n };\n\n /** Used to map characters to HTML entities. */\n var htmlEscapes = {\n '&': '&',\n '<': '<',\n '>': '>',\n '\"': '"',\n \"'\": '''\n };\n\n /** Used to map HTML entities to characters. */\n var htmlUnescapes = {\n '&': '&',\n '<': '<',\n '>': '>',\n '"': '\"',\n ''': \"'\"\n };\n\n /** Used to escape characters for inclusion in compiled string literals. */\n var stringEscapes = {\n '\\\\': '\\\\',\n \"'\": \"'\",\n '\\n': 'n',\n '\\r': 'r',\n '\\u2028': 'u2028',\n '\\u2029': 'u2029'\n };\n\n /** Built-in method references without a dependency on `root`. */\n var freeParseFloat = parseFloat,\n freeParseInt = parseInt;\n\n /** Detect free variable `global` from Node.js. */\n var freeGlobal = typeof global == 'object' && global && global.Object === Object && global;\n\n /** Detect free variable `self`. */\n var freeSelf = typeof self == 'object' && self && self.Object === Object && self;\n\n /** Used as a reference to the global object. */\n var root = freeGlobal || freeSelf || Function('return this')();\n\n /** Detect free variable `exports`. */\n var freeExports = typeof exports == 'object' && exports && !exports.nodeType && exports;\n\n /** Detect free variable `module`. */\n var freeModule = freeExports && typeof module == 'object' && module && !module.nodeType && module;\n\n /** Detect the popular CommonJS extension `module.exports`. */\n var moduleExports = freeModule && freeModule.exports === freeExports;\n\n /** Detect free variable `process` from Node.js. */\n var freeProcess = moduleExports && freeGlobal.process;\n\n /** Used to access faster Node.js helpers. */\n var nodeUtil = (function() {\n try {\n // Use `util.types` for Node.js 10+.\n var types = freeModule && freeModule.require && freeModule.require('util').types;\n\n if (types) {\n return types;\n }\n\n // Legacy `process.binding('util')` for Node.js < 10.\n return freeProcess && freeProcess.binding && freeProcess.binding('util');\n } catch (e) {}\n }());\n\n /* Node.js helper references. */\n var nodeIsArrayBuffer = nodeUtil && nodeUtil.isArrayBuffer,\n nodeIsDate = nodeUtil && nodeUtil.isDate,\n nodeIsMap = nodeUtil && nodeUtil.isMap,\n nodeIsRegExp = nodeUtil && nodeUtil.isRegExp,\n nodeIsSet = nodeUtil && nodeUtil.isSet,\n nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray;\n\n /*--------------------------------------------------------------------------*/\n\n /**\n * A faster alternative to `Function#apply`, this function invokes `func`\n * with the `this` binding of `thisArg` and the arguments of `args`.\n *\n * @private\n * @param {Function} func The function to invoke.\n * @param {*} thisArg The `this` binding of `func`.\n * @param {Array} args The arguments to invoke `func` with.\n * @returns {*} Returns the result of `func`.\n */\n function apply(func, thisArg, args) {\n switch (args.length) {\n case 0: return func.call(thisArg);\n case 1: return func.call(thisArg, args[0]);\n case 2: return func.call(thisArg, args[0], args[1]);\n case 3: return func.call(thisArg, args[0], args[1], args[2]);\n }\n return func.apply(thisArg, args);\n }\n\n /**\n * A specialized version of `baseAggregator` for arrays.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} setter The function to set `accumulator` values.\n * @param {Function} iteratee The iteratee to transform keys.\n * @param {Object} accumulator The initial aggregated object.\n * @returns {Function} Returns `accumulator`.\n */\n function arrayAggregator(array, setter, iteratee, accumulator) {\n var index = -1,\n length = array == null ? 0 : array.length;\n\n while (++index < length) {\n var value = array[index];\n setter(accumulator, value, iteratee(value), array);\n }\n return accumulator;\n }\n\n /**\n * A specialized version of `_.forEach` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array} Returns `array`.\n */\n function arrayEach(array, iteratee) {\n var index = -1,\n length = array == null ? 0 : array.length;\n\n while (++index < length) {\n if (iteratee(array[index], index, array) === false) {\n break;\n }\n }\n return array;\n }\n\n /**\n * A specialized version of `_.forEachRight` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array} Returns `array`.\n */\n function arrayEachRight(array, iteratee) {\n var length = array == null ? 0 : array.length;\n\n while (length--) {\n if (iteratee(array[length], length, array) === false) {\n break;\n }\n }\n return array;\n }\n\n /**\n * A specialized version of `_.every` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} predicate The function invoked per iteration.\n * @returns {boolean} Returns `true` if all elements pass the predicate check,\n * else `false`.\n */\n function arrayEvery(array, predicate) {\n var index = -1,\n length = array == null ? 0 : array.length;\n\n while (++index < length) {\n if (!predicate(array[index], index, array)) {\n return false;\n }\n }\n return true;\n }\n\n /**\n * A specialized version of `_.filter` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} predicate The function invoked per iteration.\n * @returns {Array} Returns the new filtered array.\n */\n function arrayFilter(array, predicate) {\n var index = -1,\n length = array == null ? 0 : array.length,\n resIndex = 0,\n result = [];\n\n while (++index < length) {\n var value = array[index];\n if (predicate(value, index, array)) {\n result[resIndex++] = value;\n }\n }\n return result;\n }\n\n /**\n * A specialized version of `_.includes` for arrays without support for\n * specifying an index to search from.\n *\n * @private\n * @param {Array} [array] The array to inspect.\n * @param {*} target The value to search for.\n * @returns {boolean} Returns `true` if `target` is found, else `false`.\n */\n function arrayIncludes(array, value) {\n var length = array == null ? 0 : array.length;\n return !!length && baseIndexOf(array, value, 0) > -1;\n }\n\n /**\n * This function is like `arrayIncludes` except that it accepts a comparator.\n *\n * @private\n * @param {Array} [array] The array to inspect.\n * @param {*} target The value to search for.\n * @param {Function} comparator The comparator invoked per element.\n * @returns {boolean} Returns `true` if `target` is found, else `false`.\n */\n function arrayIncludesWith(array, value, comparator) {\n var index = -1,\n length = array == null ? 0 : array.length;\n\n while (++index < length) {\n if (comparator(value, array[index])) {\n return true;\n }\n }\n return false;\n }\n\n /**\n * A specialized version of `_.map` for arrays without support for iteratee\n * shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array} Returns the new mapped array.\n */\n function arrayMap(array, iteratee) {\n var index = -1,\n length = array == null ? 0 : array.length,\n result = Array(length);\n\n while (++index < length) {\n result[index] = iteratee(array[index], index, array);\n }\n return result;\n }\n\n /**\n * Appends the elements of `values` to `array`.\n *\n * @private\n * @param {Array} array The array to modify.\n * @param {Array} values The values to append.\n * @returns {Array} Returns `array`.\n */\n function arrayPush(array, values) {\n var index = -1,\n length = values.length,\n offset = array.length;\n\n while (++index < length) {\n array[offset + index] = values[index];\n }\n return array;\n }\n\n /**\n * A specialized version of `_.reduce` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @param {*} [accumulator] The initial value.\n * @param {boolean} [initAccum] Specify using the first element of `array` as\n * the initial value.\n * @returns {*} Returns the accumulated value.\n */\n function arrayReduce(array, iteratee, accumulator, initAccum) {\n var index = -1,\n length = array == null ? 0 : array.length;\n\n if (initAccum && length) {\n accumulator = array[++index];\n }\n while (++index < length) {\n accumulator = iteratee(accumulator, array[index], index, array);\n }\n return accumulator;\n }\n\n /**\n * A specialized version of `_.reduceRight` for arrays without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @param {*} [accumulator] The initial value.\n * @param {boolean} [initAccum] Specify using the last element of `array` as\n * the initial value.\n * @returns {*} Returns the accumulated value.\n */\n function arrayReduceRight(array, iteratee, accumulator, initAccum) {\n var length = array == null ? 0 : array.length;\n if (initAccum && length) {\n accumulator = array[--length];\n }\n while (length--) {\n accumulator = iteratee(accumulator, array[length], length, array);\n }\n return accumulator;\n }\n\n /**\n * A specialized version of `_.some` for arrays without support for iteratee\n * shorthands.\n *\n * @private\n * @param {Array} [array] The array to iterate over.\n * @param {Function} predicate The function invoked per iteration.\n * @returns {boolean} Returns `true` if any element passes the predicate check,\n * else `false`.\n */\n function arraySome(array, predicate) {\n var index = -1,\n length = array == null ? 0 : array.length;\n\n while (++index < length) {\n if (predicate(array[index], index, array)) {\n return true;\n }\n }\n return false;\n }\n\n /**\n * Gets the size of an ASCII `string`.\n *\n * @private\n * @param {string} string The string inspect.\n * @returns {number} Returns the string size.\n */\n var asciiSize = baseProperty('length');\n\n /**\n * Converts an ASCII `string` to an array.\n *\n * @private\n * @param {string} string The string to convert.\n * @returns {Array} Returns the converted array.\n */\n function asciiToArray(string) {\n return string.split('');\n }\n\n /**\n * Splits an ASCII `string` into an array of its words.\n *\n * @private\n * @param {string} The string to inspect.\n * @returns {Array} Returns the words of `string`.\n */\n function asciiWords(string) {\n return string.match(reAsciiWord) || [];\n }\n\n /**\n * The base implementation of methods like `_.findKey` and `_.findLastKey`,\n * without support for iteratee shorthands, which iterates over `collection`\n * using `eachFunc`.\n *\n * @private\n * @param {Array|Object} collection The collection to inspect.\n * @param {Function} predicate The function invoked per iteration.\n * @param {Function} eachFunc The function to iterate over `collection`.\n * @returns {*} Returns the found element or its key, else `undefined`.\n */\n function baseFindKey(collection, predicate, eachFunc) {\n var result;\n eachFunc(collection, function(value, key, collection) {\n if (predicate(value, key, collection)) {\n result = key;\n return false;\n }\n });\n return result;\n }\n\n /**\n * The base implementation of `_.findIndex` and `_.findLastIndex` without\n * support for iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {Function} predicate The function invoked per iteration.\n * @param {number} fromIndex The index to search from.\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {number} Returns the index of the matched value, else `-1`.\n */\n function baseFindIndex(array, predicate, fromIndex, fromRight) {\n var length = array.length,\n index = fromIndex + (fromRight ? 1 : -1);\n\n while ((fromRight ? index-- : ++index < length)) {\n if (predicate(array[index], index, array)) {\n return index;\n }\n }\n return -1;\n }\n\n /**\n * The base implementation of `_.indexOf` without `fromIndex` bounds checks.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @param {number} fromIndex The index to search from.\n * @returns {number} Returns the index of the matched value, else `-1`.\n */\n function baseIndexOf(array, value, fromIndex) {\n return value === value\n ? strictIndexOf(array, value, fromIndex)\n : baseFindIndex(array, baseIsNaN, fromIndex);\n }\n\n /**\n * This function is like `baseIndexOf` except that it accepts a comparator.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @param {number} fromIndex The index to search from.\n * @param {Function} comparator The comparator invoked per element.\n * @returns {number} Returns the index of the matched value, else `-1`.\n */\n function baseIndexOfWith(array, value, fromIndex, comparator) {\n var index = fromIndex - 1,\n length = array.length;\n\n while (++index < length) {\n if (comparator(array[index], value)) {\n return index;\n }\n }\n return -1;\n }\n\n /**\n * The base implementation of `_.isNaN` without support for number objects.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is `NaN`, else `false`.\n */\n function baseIsNaN(value) {\n return value !== value;\n }\n\n /**\n * The base implementation of `_.mean` and `_.meanBy` without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {number} Returns the mean.\n */\n function baseMean(array, iteratee) {\n var length = array == null ? 0 : array.length;\n return length ? (baseSum(array, iteratee) / length) : NAN;\n }\n\n /**\n * The base implementation of `_.property` without support for deep paths.\n *\n * @private\n * @param {string} key The key of the property to get.\n * @returns {Function} Returns the new accessor function.\n */\n function baseProperty(key) {\n return function(object) {\n return object == null ? undefined : object[key];\n };\n }\n\n /**\n * The base implementation of `_.propertyOf` without support for deep paths.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Function} Returns the new accessor function.\n */\n function basePropertyOf(object) {\n return function(key) {\n return object == null ? undefined : object[key];\n };\n }\n\n /**\n * The base implementation of `_.reduce` and `_.reduceRight`, without support\n * for iteratee shorthands, which iterates over `collection` using `eachFunc`.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @param {*} accumulator The initial value.\n * @param {boolean} initAccum Specify using the first or last element of\n * `collection` as the initial value.\n * @param {Function} eachFunc The function to iterate over `collection`.\n * @returns {*} Returns the accumulated value.\n */\n function baseReduce(collection, iteratee, accumulator, initAccum, eachFunc) {\n eachFunc(collection, function(value, index, collection) {\n accumulator = initAccum\n ? (initAccum = false, value)\n : iteratee(accumulator, value, index, collection);\n });\n return accumulator;\n }\n\n /**\n * The base implementation of `_.sortBy` which uses `comparer` to define the\n * sort order of `array` and replaces criteria objects with their corresponding\n * values.\n *\n * @private\n * @param {Array} array The array to sort.\n * @param {Function} comparer The function to define sort order.\n * @returns {Array} Returns `array`.\n */\n function baseSortBy(array, comparer) {\n var length = array.length;\n\n array.sort(comparer);\n while (length--) {\n array[length] = array[length].value;\n }\n return array;\n }\n\n /**\n * The base implementation of `_.sum` and `_.sumBy` without support for\n * iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {number} Returns the sum.\n */\n function baseSum(array, iteratee) {\n var result,\n index = -1,\n length = array.length;\n\n while (++index < length) {\n var current = iteratee(array[index]);\n if (current !== undefined) {\n result = result === undefined ? current : (result + current);\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.times` without support for iteratee shorthands\n * or max array length checks.\n *\n * @private\n * @param {number} n The number of times to invoke `iteratee`.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array} Returns the array of results.\n */\n function baseTimes(n, iteratee) {\n var index = -1,\n result = Array(n);\n\n while (++index < n) {\n result[index] = iteratee(index);\n }\n return result;\n }\n\n /**\n * The base implementation of `_.toPairs` and `_.toPairsIn` which creates an array\n * of key-value pairs for `object` corresponding to the property names of `props`.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Array} props The property names to get values for.\n * @returns {Object} Returns the key-value pairs.\n */\n function baseToPairs(object, props) {\n return arrayMap(props, function(key) {\n return [key, object[key]];\n });\n }\n\n /**\n * The base implementation of `_.trim`.\n *\n * @private\n * @param {string} string The string to trim.\n * @returns {string} Returns the trimmed string.\n */\n function baseTrim(string) {\n return string\n ? string.slice(0, trimmedEndIndex(string) + 1).replace(reTrimStart, '')\n : string;\n }\n\n /**\n * The base implementation of `_.unary` without support for storing metadata.\n *\n * @private\n * @param {Function} func The function to cap arguments for.\n * @returns {Function} Returns the new capped function.\n */\n function baseUnary(func) {\n return function(value) {\n return func(value);\n };\n }\n\n /**\n * The base implementation of `_.values` and `_.valuesIn` which creates an\n * array of `object` property values corresponding to the property names\n * of `props`.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Array} props The property names to get values for.\n * @returns {Object} Returns the array of property values.\n */\n function baseValues(object, props) {\n return arrayMap(props, function(key) {\n return object[key];\n });\n }\n\n /**\n * Checks if a `cache` value for `key` exists.\n *\n * @private\n * @param {Object} cache The cache to query.\n * @param {string} key The key of the entry to check.\n * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.\n */\n function cacheHas(cache, key) {\n return cache.has(key);\n }\n\n /**\n * Used by `_.trim` and `_.trimStart` to get the index of the first string symbol\n * that is not found in the character symbols.\n *\n * @private\n * @param {Array} strSymbols The string symbols to inspect.\n * @param {Array} chrSymbols The character symbols to find.\n * @returns {number} Returns the index of the first unmatched string symbol.\n */\n function charsStartIndex(strSymbols, chrSymbols) {\n var index = -1,\n length = strSymbols.length;\n\n while (++index < length && baseIndexOf(chrSymbols, strSymbols[index], 0) > -1) {}\n return index;\n }\n\n /**\n * Used by `_.trim` and `_.trimEnd` to get the index of the last string symbol\n * that is not found in the character symbols.\n *\n * @private\n * @param {Array} strSymbols The string symbols to inspect.\n * @param {Array} chrSymbols The character symbols to find.\n * @returns {number} Returns the index of the last unmatched string symbol.\n */\n function charsEndIndex(strSymbols, chrSymbols) {\n var index = strSymbols.length;\n\n while (index-- && baseIndexOf(chrSymbols, strSymbols[index], 0) > -1) {}\n return index;\n }\n\n /**\n * Gets the number of `placeholder` occurrences in `array`.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {*} placeholder The placeholder to search for.\n * @returns {number} Returns the placeholder count.\n */\n function countHolders(array, placeholder) {\n var length = array.length,\n result = 0;\n\n while (length--) {\n if (array[length] === placeholder) {\n ++result;\n }\n }\n return result;\n }\n\n /**\n * Used by `_.deburr` to convert Latin-1 Supplement and Latin Extended-A\n * letters to basic Latin letters.\n *\n * @private\n * @param {string} letter The matched letter to deburr.\n * @returns {string} Returns the deburred letter.\n */\n var deburrLetter = basePropertyOf(deburredLetters);\n\n /**\n * Used by `_.escape` to convert characters to HTML entities.\n *\n * @private\n * @param {string} chr The matched character to escape.\n * @returns {string} Returns the escaped character.\n */\n var escapeHtmlChar = basePropertyOf(htmlEscapes);\n\n /**\n * Used by `_.template` to escape characters for inclusion in compiled string literals.\n *\n * @private\n * @param {string} chr The matched character to escape.\n * @returns {string} Returns the escaped character.\n */\n function escapeStringChar(chr) {\n return '\\\\' + stringEscapes[chr];\n }\n\n /**\n * Gets the value at `key` of `object`.\n *\n * @private\n * @param {Object} [object] The object to query.\n * @param {string} key The key of the property to get.\n * @returns {*} Returns the property value.\n */\n function getValue(object, key) {\n return object == null ? undefined : object[key];\n }\n\n /**\n * Checks if `string` contains Unicode symbols.\n *\n * @private\n * @param {string} string The string to inspect.\n * @returns {boolean} Returns `true` if a symbol is found, else `false`.\n */\n function hasUnicode(string) {\n return reHasUnicode.test(string);\n }\n\n /**\n * Checks if `string` contains a word composed of Unicode symbols.\n *\n * @private\n * @param {string} string The string to inspect.\n * @returns {boolean} Returns `true` if a word is found, else `false`.\n */\n function hasUnicodeWord(string) {\n return reHasUnicodeWord.test(string);\n }\n\n /**\n * Converts `iterator` to an array.\n *\n * @private\n * @param {Object} iterator The iterator to convert.\n * @returns {Array} Returns the converted array.\n */\n function iteratorToArray(iterator) {\n var data,\n result = [];\n\n while (!(data = iterator.next()).done) {\n result.push(data.value);\n }\n return result;\n }\n\n /**\n * Converts `map` to its key-value pairs.\n *\n * @private\n * @param {Object} map The map to convert.\n * @returns {Array} Returns the key-value pairs.\n */\n function mapToArray(map) {\n var index = -1,\n result = Array(map.size);\n\n map.forEach(function(value, key) {\n result[++index] = [key, value];\n });\n return result;\n }\n\n /**\n * Creates a unary function that invokes `func` with its argument transformed.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {Function} transform The argument transform.\n * @returns {Function} Returns the new function.\n */\n function overArg(func, transform) {\n return function(arg) {\n return func(transform(arg));\n };\n }\n\n /**\n * Replaces all `placeholder` elements in `array` with an internal placeholder\n * and returns an array of their indexes.\n *\n * @private\n * @param {Array} array The array to modify.\n * @param {*} placeholder The placeholder to replace.\n * @returns {Array} Returns the new array of placeholder indexes.\n */\n function replaceHolders(array, placeholder) {\n var index = -1,\n length = array.length,\n resIndex = 0,\n result = [];\n\n while (++index < length) {\n var value = array[index];\n if (value === placeholder || value === PLACEHOLDER) {\n array[index] = PLACEHOLDER;\n result[resIndex++] = index;\n }\n }\n return result;\n }\n\n /**\n * Converts `set` to an array of its values.\n *\n * @private\n * @param {Object} set The set to convert.\n * @returns {Array} Returns the values.\n */\n function setToArray(set) {\n var index = -1,\n result = Array(set.size);\n\n set.forEach(function(value) {\n result[++index] = value;\n });\n return result;\n }\n\n /**\n * Converts `set` to its value-value pairs.\n *\n * @private\n * @param {Object} set The set to convert.\n * @returns {Array} Returns the value-value pairs.\n */\n function setToPairs(set) {\n var index = -1,\n result = Array(set.size);\n\n set.forEach(function(value) {\n result[++index] = [value, value];\n });\n return result;\n }\n\n /**\n * A specialized version of `_.indexOf` which performs strict equality\n * comparisons of values, i.e. `===`.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @param {number} fromIndex The index to search from.\n * @returns {number} Returns the index of the matched value, else `-1`.\n */\n function strictIndexOf(array, value, fromIndex) {\n var index = fromIndex - 1,\n length = array.length;\n\n while (++index < length) {\n if (array[index] === value) {\n return index;\n }\n }\n return -1;\n }\n\n /**\n * A specialized version of `_.lastIndexOf` which performs strict equality\n * comparisons of values, i.e. `===`.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @param {number} fromIndex The index to search from.\n * @returns {number} Returns the index of the matched value, else `-1`.\n */\n function strictLastIndexOf(array, value, fromIndex) {\n var index = fromIndex + 1;\n while (index--) {\n if (array[index] === value) {\n return index;\n }\n }\n return index;\n }\n\n /**\n * Gets the number of symbols in `string`.\n *\n * @private\n * @param {string} string The string to inspect.\n * @returns {number} Returns the string size.\n */\n function stringSize(string) {\n return hasUnicode(string)\n ? unicodeSize(string)\n : asciiSize(string);\n }\n\n /**\n * Converts `string` to an array.\n *\n * @private\n * @param {string} string The string to convert.\n * @returns {Array} Returns the converted array.\n */\n function stringToArray(string) {\n return hasUnicode(string)\n ? unicodeToArray(string)\n : asciiToArray(string);\n }\n\n /**\n * Used by `_.trim` and `_.trimEnd` to get the index of the last non-whitespace\n * character of `string`.\n *\n * @private\n * @param {string} string The string to inspect.\n * @returns {number} Returns the index of the last non-whitespace character.\n */\n function trimmedEndIndex(string) {\n var index = string.length;\n\n while (index-- && reWhitespace.test(string.charAt(index))) {}\n return index;\n }\n\n /**\n * Used by `_.unescape` to convert HTML entities to characters.\n *\n * @private\n * @param {string} chr The matched character to unescape.\n * @returns {string} Returns the unescaped character.\n */\n var unescapeHtmlChar = basePropertyOf(htmlUnescapes);\n\n /**\n * Gets the size of a Unicode `string`.\n *\n * @private\n * @param {string} string The string inspect.\n * @returns {number} Returns the string size.\n */\n function unicodeSize(string) {\n var result = reUnicode.lastIndex = 0;\n while (reUnicode.test(string)) {\n ++result;\n }\n return result;\n }\n\n /**\n * Converts a Unicode `string` to an array.\n *\n * @private\n * @param {string} string The string to convert.\n * @returns {Array} Returns the converted array.\n */\n function unicodeToArray(string) {\n return string.match(reUnicode) || [];\n }\n\n /**\n * Splits a Unicode `string` into an array of its words.\n *\n * @private\n * @param {string} The string to inspect.\n * @returns {Array} Returns the words of `string`.\n */\n function unicodeWords(string) {\n return string.match(reUnicodeWord) || [];\n }\n\n /*--------------------------------------------------------------------------*/\n\n /**\n * Create a new pristine `lodash` function using the `context` object.\n *\n * @static\n * @memberOf _\n * @since 1.1.0\n * @category Util\n * @param {Object} [context=root] The context object.\n * @returns {Function} Returns a new `lodash` function.\n * @example\n *\n * _.mixin({ 'foo': _.constant('foo') });\n *\n * var lodash = _.runInContext();\n * lodash.mixin({ 'bar': lodash.constant('bar') });\n *\n * _.isFunction(_.foo);\n * // => true\n * _.isFunction(_.bar);\n * // => false\n *\n * lodash.isFunction(lodash.foo);\n * // => false\n * lodash.isFunction(lodash.bar);\n * // => true\n *\n * // Create a suped-up `defer` in Node.js.\n * var defer = _.runInContext({ 'setTimeout': setImmediate }).defer;\n */\n var runInContext = (function runInContext(context) {\n context = context == null ? root : _.defaults(root.Object(), context, _.pick(root, contextProps));\n\n /** Built-in constructor references. */\n var Array = context.Array,\n Date = context.Date,\n Error = context.Error,\n Function = context.Function,\n Math = context.Math,\n Object = context.Object,\n RegExp = context.RegExp,\n String = context.String,\n TypeError = context.TypeError;\n\n /** Used for built-in method references. */\n var arrayProto = Array.prototype,\n funcProto = Function.prototype,\n objectProto = Object.prototype;\n\n /** Used to detect overreaching core-js shims. */\n var coreJsData = context['__core-js_shared__'];\n\n /** Used to resolve the decompiled source of functions. */\n var funcToString = funcProto.toString;\n\n /** Used to check objects for own properties. */\n var hasOwnProperty = objectProto.hasOwnProperty;\n\n /** Used to generate unique IDs. */\n var idCounter = 0;\n\n /** Used to detect methods masquerading as native. */\n var maskSrcKey = (function() {\n var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || '');\n return uid ? ('Symbol(src)_1.' + uid) : '';\n }());\n\n /**\n * Used to resolve the\n * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)\n * of values.\n */\n var nativeObjectToString = objectProto.toString;\n\n /** Used to infer the `Object` constructor. */\n var objectCtorString = funcToString.call(Object);\n\n /** Used to restore the original `_` reference in `_.noConflict`. */\n var oldDash = root._;\n\n /** Used to detect if a method is native. */\n var reIsNative = RegExp('^' +\n funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\\\$&')\n .replace(/hasOwnProperty|(function).*?(?=\\\\\\()| for .+?(?=\\\\\\])/g, '$1.*?') + '$'\n );\n\n /** Built-in value references. */\n var Buffer = moduleExports ? context.Buffer : undefined,\n Symbol = context.Symbol,\n Uint8Array = context.Uint8Array,\n allocUnsafe = Buffer ? Buffer.allocUnsafe : undefined,\n getPrototype = overArg(Object.getPrototypeOf, Object),\n objectCreate = Object.create,\n propertyIsEnumerable = objectProto.propertyIsEnumerable,\n splice = arrayProto.splice,\n spreadableSymbol = Symbol ? Symbol.isConcatSpreadable : undefined,\n symIterator = Symbol ? Symbol.iterator : undefined,\n symToStringTag = Symbol ? Symbol.toStringTag : undefined;\n\n var defineProperty = (function() {\n try {\n var func = getNative(Object, 'defineProperty');\n func({}, '', {});\n return func;\n } catch (e) {}\n }());\n\n /** Mocked built-ins. */\n var ctxClearTimeout = context.clearTimeout !== root.clearTimeout && context.clearTimeout,\n ctxNow = Date && Date.now !== root.Date.now && Date.now,\n ctxSetTimeout = context.setTimeout !== root.setTimeout && context.setTimeout;\n\n /* Built-in method references for those with the same name as other `lodash` methods. */\n var nativeCeil = Math.ceil,\n nativeFloor = Math.floor,\n nativeGetSymbols = Object.getOwnPropertySymbols,\n nativeIsBuffer = Buffer ? Buffer.isBuffer : undefined,\n nativeIsFinite = context.isFinite,\n nativeJoin = arrayProto.join,\n nativeKeys = overArg(Object.keys, Object),\n nativeMax = Math.max,\n nativeMin = Math.min,\n nativeNow = Date.now,\n nativeParseInt = context.parseInt,\n nativeRandom = Math.random,\n nativeReverse = arrayProto.reverse;\n\n /* Built-in method references that are verified to be native. */\n var DataView = getNative(context, 'DataView'),\n Map = getNative(context, 'Map'),\n Promise = getNative(context, 'Promise'),\n Set = getNative(context, 'Set'),\n WeakMap = getNative(context, 'WeakMap'),\n nativeCreate = getNative(Object, 'create');\n\n /** Used to store function metadata. */\n var metaMap = WeakMap && new WeakMap;\n\n /** Used to lookup unminified function names. */\n var realNames = {};\n\n /** Used to detect maps, sets, and weakmaps. */\n var dataViewCtorString = toSource(DataView),\n mapCtorString = toSource(Map),\n promiseCtorString = toSource(Promise),\n setCtorString = toSource(Set),\n weakMapCtorString = toSource(WeakMap);\n\n /** Used to convert symbols to primitives and strings. */\n var symbolProto = Symbol ? Symbol.prototype : undefined,\n symbolValueOf = symbolProto ? symbolProto.valueOf : undefined,\n symbolToString = symbolProto ? symbolProto.toString : undefined;\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates a `lodash` object which wraps `value` to enable implicit method\n * chain sequences. Methods that operate on and return arrays, collections,\n * and functions can be chained together. Methods that retrieve a single value\n * or may return a primitive value will automatically end the chain sequence\n * and return the unwrapped value. Otherwise, the value must be unwrapped\n * with `_#value`.\n *\n * Explicit chain sequences, which must be unwrapped with `_#value`, may be\n * enabled using `_.chain`.\n *\n * The execution of chained methods is lazy, that is, it's deferred until\n * `_#value` is implicitly or explicitly called.\n *\n * Lazy evaluation allows several methods to support shortcut fusion.\n * Shortcut fusion is an optimization to merge iteratee calls; this avoids\n * the creation of intermediate arrays and can greatly reduce the number of\n * iteratee executions. Sections of a chain sequence qualify for shortcut\n * fusion if the section is applied to an array and iteratees accept only\n * one argument. The heuristic for whether a section qualifies for shortcut\n * fusion is subject to change.\n *\n * Chaining is supported in custom builds as long as the `_#value` method is\n * directly or indirectly included in the build.\n *\n * In addition to lodash methods, wrappers have `Array` and `String` methods.\n *\n * The wrapper `Array` methods are:\n * `concat`, `join`, `pop`, `push`, `shift`, `sort`, `splice`, and `unshift`\n *\n * The wrapper `String` methods are:\n * `replace` and `split`\n *\n * The wrapper methods that support shortcut fusion are:\n * `at`, `compact`, `drop`, `dropRight`, `dropWhile`, `filter`, `find`,\n * `findLast`, `head`, `initial`, `last`, `map`, `reject`, `reverse`, `slice`,\n * `tail`, `take`, `takeRight`, `takeRightWhile`, `takeWhile`, and `toArray`\n *\n * The chainable wrapper methods are:\n * `after`, `ary`, `assign`, `assignIn`, `assignInWith`, `assignWith`, `at`,\n * `before`, `bind`, `bindAll`, `bindKey`, `castArray`, `chain`, `chunk`,\n * `commit`, `compact`, `concat`, `conforms`, `constant`, `countBy`, `create`,\n * `curry`, `debounce`, `defaults`, `defaultsDeep`, `defer`, `delay`,\n * `difference`, `differenceBy`, `differenceWith`, `drop`, `dropRight`,\n * `dropRightWhile`, `dropWhile`, `extend`, `extendWith`, `fill`, `filter`,\n * `flatMap`, `flatMapDeep`, `flatMapDepth`, `flatten`, `flattenDeep`,\n * `flattenDepth`, `flip`, `flow`, `flowRight`, `fromPairs`, `functions`,\n * `functionsIn`, `groupBy`, `initial`, `intersection`, `intersectionBy`,\n * `intersectionWith`, `invert`, `invertBy`, `invokeMap`, `iteratee`, `keyBy`,\n * `keys`, `keysIn`, `map`, `mapKeys`, `mapValues`, `matches`, `matchesProperty`,\n * `memoize`, `merge`, `mergeWith`, `method`, `methodOf`, `mixin`, `negate`,\n * `nthArg`, `omit`, `omitBy`, `once`, `orderBy`, `over`, `overArgs`,\n * `overEvery`, `overSome`, `partial`, `partialRight`, `partition`, `pick`,\n * `pickBy`, `plant`, `property`, `propertyOf`, `pull`, `pullAll`, `pullAllBy`,\n * `pullAllWith`, `pullAt`, `push`, `range`, `rangeRight`, `rearg`, `reject`,\n * `remove`, `rest`, `reverse`, `sampleSize`, `set`, `setWith`, `shuffle`,\n * `slice`, `sort`, `sortBy`, `splice`, `spread`, `tail`, `take`, `takeRight`,\n * `takeRightWhile`, `takeWhile`, `tap`, `throttle`, `thru`, `toArray`,\n * `toPairs`, `toPairsIn`, `toPath`, `toPlainObject`, `transform`, `unary`,\n * `union`, `unionBy`, `unionWith`, `uniq`, `uniqBy`, `uniqWith`, `unset`,\n * `unshift`, `unzip`, `unzipWith`, `update`, `updateWith`, `values`,\n * `valuesIn`, `without`, `wrap`, `xor`, `xorBy`, `xorWith`, `zip`,\n * `zipObject`, `zipObjectDeep`, and `zipWith`\n *\n * The wrapper methods that are **not** chainable by default are:\n * `add`, `attempt`, `camelCase`, `capitalize`, `ceil`, `clamp`, `clone`,\n * `cloneDeep`, `cloneDeepWith`, `cloneWith`, `conformsTo`, `deburr`,\n * `defaultTo`, `divide`, `each`, `eachRight`, `endsWith`, `eq`, `escape`,\n * `escapeRegExp`, `every`, `find`, `findIndex`, `findKey`, `findLast`,\n * `findLastIndex`, `findLastKey`, `first`, `floor`, `forEach`, `forEachRight`,\n * `forIn`, `forInRight`, `forOwn`, `forOwnRight`, `get`, `gt`, `gte`, `has`,\n * `hasIn`, `head`, `identity`, `includes`, `indexOf`, `inRange`, `invoke`,\n * `isArguments`, `isArray`, `isArrayBuffer`, `isArrayLike`, `isArrayLikeObject`,\n * `isBoolean`, `isBuffer`, `isDate`, `isElement`, `isEmpty`, `isEqual`,\n * `isEqualWith`, `isError`, `isFinite`, `isFunction`, `isInteger`, `isLength`,\n * `isMap`, `isMatch`, `isMatchWith`, `isNaN`, `isNative`, `isNil`, `isNull`,\n * `isNumber`, `isObject`, `isObjectLike`, `isPlainObject`, `isRegExp`,\n * `isSafeInteger`, `isSet`, `isString`, `isUndefined`, `isTypedArray`,\n * `isWeakMap`, `isWeakSet`, `join`, `kebabCase`, `last`, `lastIndexOf`,\n * `lowerCase`, `lowerFirst`, `lt`, `lte`, `max`, `maxBy`, `mean`, `meanBy`,\n * `min`, `minBy`, `multiply`, `noConflict`, `noop`, `now`, `nth`, `pad`,\n * `padEnd`, `padStart`, `parseInt`, `pop`, `random`, `reduce`, `reduceRight`,\n * `repeat`, `result`, `round`, `runInContext`, `sample`, `shift`, `size`,\n * `snakeCase`, `some`, `sortedIndex`, `sortedIndexBy`, `sortedLastIndex`,\n * `sortedLastIndexBy`, `startCase`, `startsWith`, `stubArray`, `stubFalse`,\n * `stubObject`, `stubString`, `stubTrue`, `subtract`, `sum`, `sumBy`,\n * `template`, `times`, `toFinite`, `toInteger`, `toJSON`, `toLength`,\n * `toLower`, `toNumber`, `toSafeInteger`, `toString`, `toUpper`, `trim`,\n * `trimEnd`, `trimStart`, `truncate`, `unescape`, `uniqueId`, `upperCase`,\n * `upperFirst`, `value`, and `words`\n *\n * @name _\n * @constructor\n * @category Seq\n * @param {*} value The value to wrap in a `lodash` instance.\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * function square(n) {\n * return n * n;\n * }\n *\n * var wrapped = _([1, 2, 3]);\n *\n * // Returns an unwrapped value.\n * wrapped.reduce(_.add);\n * // => 6\n *\n * // Returns a wrapped value.\n * var squares = wrapped.map(square);\n *\n * _.isArray(squares);\n * // => false\n *\n * _.isArray(squares.value());\n * // => true\n */\n function lodash(value) {\n if (isObjectLike(value) && !isArray(value) && !(value instanceof LazyWrapper)) {\n if (value instanceof LodashWrapper) {\n return value;\n }\n if (hasOwnProperty.call(value, '__wrapped__')) {\n return wrapperClone(value);\n }\n }\n return new LodashWrapper(value);\n }\n\n /**\n * The base implementation of `_.create` without support for assigning\n * properties to the created object.\n *\n * @private\n * @param {Object} proto The object to inherit from.\n * @returns {Object} Returns the new object.\n */\n var baseCreate = (function() {\n function object() {}\n return function(proto) {\n if (!isObject(proto)) {\n return {};\n }\n if (objectCreate) {\n return objectCreate(proto);\n }\n object.prototype = proto;\n var result = new object;\n object.prototype = undefined;\n return result;\n };\n }());\n\n /**\n * The function whose prototype chain sequence wrappers inherit from.\n *\n * @private\n */\n function baseLodash() {\n // No operation performed.\n }\n\n /**\n * The base constructor for creating `lodash` wrapper objects.\n *\n * @private\n * @param {*} value The value to wrap.\n * @param {boolean} [chainAll] Enable explicit method chain sequences.\n */\n function LodashWrapper(value, chainAll) {\n this.__wrapped__ = value;\n this.__actions__ = [];\n this.__chain__ = !!chainAll;\n this.__index__ = 0;\n this.__values__ = undefined;\n }\n\n /**\n * By default, the template delimiters used by lodash are like those in\n * embedded Ruby (ERB) as well as ES2015 template strings. Change the\n * following template settings to use alternative delimiters.\n *\n * @static\n * @memberOf _\n * @type {Object}\n */\n lodash.templateSettings = {\n\n /**\n * Used to detect `data` property values to be HTML-escaped.\n *\n * @memberOf _.templateSettings\n * @type {RegExp}\n */\n 'escape': reEscape,\n\n /**\n * Used to detect code to be evaluated.\n *\n * @memberOf _.templateSettings\n * @type {RegExp}\n */\n 'evaluate': reEvaluate,\n\n /**\n * Used to detect `data` property values to inject.\n *\n * @memberOf _.templateSettings\n * @type {RegExp}\n */\n 'interpolate': reInterpolate,\n\n /**\n * Used to reference the data object in the template text.\n *\n * @memberOf _.templateSettings\n * @type {string}\n */\n 'variable': '',\n\n /**\n * Used to import variables into the compiled template.\n *\n * @memberOf _.templateSettings\n * @type {Object}\n */\n 'imports': {\n\n /**\n * A reference to the `lodash` function.\n *\n * @memberOf _.templateSettings.imports\n * @type {Function}\n */\n '_': lodash\n }\n };\n\n // Ensure wrappers are instances of `baseLodash`.\n lodash.prototype = baseLodash.prototype;\n lodash.prototype.constructor = lodash;\n\n LodashWrapper.prototype = baseCreate(baseLodash.prototype);\n LodashWrapper.prototype.constructor = LodashWrapper;\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates a lazy wrapper object which wraps `value` to enable lazy evaluation.\n *\n * @private\n * @constructor\n * @param {*} value The value to wrap.\n */\n function LazyWrapper(value) {\n this.__wrapped__ = value;\n this.__actions__ = [];\n this.__dir__ = 1;\n this.__filtered__ = false;\n this.__iteratees__ = [];\n this.__takeCount__ = MAX_ARRAY_LENGTH;\n this.__views__ = [];\n }\n\n /**\n * Creates a clone of the lazy wrapper object.\n *\n * @private\n * @name clone\n * @memberOf LazyWrapper\n * @returns {Object} Returns the cloned `LazyWrapper` object.\n */\n function lazyClone() {\n var result = new LazyWrapper(this.__wrapped__);\n result.__actions__ = copyArray(this.__actions__);\n result.__dir__ = this.__dir__;\n result.__filtered__ = this.__filtered__;\n result.__iteratees__ = copyArray(this.__iteratees__);\n result.__takeCount__ = this.__takeCount__;\n result.__views__ = copyArray(this.__views__);\n return result;\n }\n\n /**\n * Reverses the direction of lazy iteration.\n *\n * @private\n * @name reverse\n * @memberOf LazyWrapper\n * @returns {Object} Returns the new reversed `LazyWrapper` object.\n */\n function lazyReverse() {\n if (this.__filtered__) {\n var result = new LazyWrapper(this);\n result.__dir__ = -1;\n result.__filtered__ = true;\n } else {\n result = this.clone();\n result.__dir__ *= -1;\n }\n return result;\n }\n\n /**\n * Extracts the unwrapped value from its lazy wrapper.\n *\n * @private\n * @name value\n * @memberOf LazyWrapper\n * @returns {*} Returns the unwrapped value.\n */\n function lazyValue() {\n var array = this.__wrapped__.value(),\n dir = this.__dir__,\n isArr = isArray(array),\n isRight = dir < 0,\n arrLength = isArr ? array.length : 0,\n view = getView(0, arrLength, this.__views__),\n start = view.start,\n end = view.end,\n length = end - start,\n index = isRight ? end : (start - 1),\n iteratees = this.__iteratees__,\n iterLength = iteratees.length,\n resIndex = 0,\n takeCount = nativeMin(length, this.__takeCount__);\n\n if (!isArr || (!isRight && arrLength == length && takeCount == length)) {\n return baseWrapperValue(array, this.__actions__);\n }\n var result = [];\n\n outer:\n while (length-- && resIndex < takeCount) {\n index += dir;\n\n var iterIndex = -1,\n value = array[index];\n\n while (++iterIndex < iterLength) {\n var data = iteratees[iterIndex],\n iteratee = data.iteratee,\n type = data.type,\n computed = iteratee(value);\n\n if (type == LAZY_MAP_FLAG) {\n value = computed;\n } else if (!computed) {\n if (type == LAZY_FILTER_FLAG) {\n continue outer;\n } else {\n break outer;\n }\n }\n }\n result[resIndex++] = value;\n }\n return result;\n }\n\n // Ensure `LazyWrapper` is an instance of `baseLodash`.\n LazyWrapper.prototype = baseCreate(baseLodash.prototype);\n LazyWrapper.prototype.constructor = LazyWrapper;\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates a hash object.\n *\n * @private\n * @constructor\n * @param {Array} [entries] The key-value pairs to cache.\n */\n function Hash(entries) {\n var index = -1,\n length = entries == null ? 0 : entries.length;\n\n this.clear();\n while (++index < length) {\n var entry = entries[index];\n this.set(entry[0], entry[1]);\n }\n }\n\n /**\n * Removes all key-value entries from the hash.\n *\n * @private\n * @name clear\n * @memberOf Hash\n */\n function hashClear() {\n this.__data__ = nativeCreate ? nativeCreate(null) : {};\n this.size = 0;\n }\n\n /**\n * Removes `key` and its value from the hash.\n *\n * @private\n * @name delete\n * @memberOf Hash\n * @param {Object} hash The hash to modify.\n * @param {string} key The key of the value to remove.\n * @returns {boolean} Returns `true` if the entry was removed, else `false`.\n */\n function hashDelete(key) {\n var result = this.has(key) && delete this.__data__[key];\n this.size -= result ? 1 : 0;\n return result;\n }\n\n /**\n * Gets the hash value for `key`.\n *\n * @private\n * @name get\n * @memberOf Hash\n * @param {string} key The key of the value to get.\n * @returns {*} Returns the entry value.\n */\n function hashGet(key) {\n var data = this.__data__;\n if (nativeCreate) {\n var result = data[key];\n return result === HASH_UNDEFINED ? undefined : result;\n }\n return hasOwnProperty.call(data, key) ? data[key] : undefined;\n }\n\n /**\n * Checks if a hash value for `key` exists.\n *\n * @private\n * @name has\n * @memberOf Hash\n * @param {string} key The key of the entry to check.\n * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.\n */\n function hashHas(key) {\n var data = this.__data__;\n return nativeCreate ? (data[key] !== undefined) : hasOwnProperty.call(data, key);\n }\n\n /**\n * Sets the hash `key` to `value`.\n *\n * @private\n * @name set\n * @memberOf Hash\n * @param {string} key The key of the value to set.\n * @param {*} value The value to set.\n * @returns {Object} Returns the hash instance.\n */\n function hashSet(key, value) {\n var data = this.__data__;\n this.size += this.has(key) ? 0 : 1;\n data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value;\n return this;\n }\n\n // Add methods to `Hash`.\n Hash.prototype.clear = hashClear;\n Hash.prototype['delete'] = hashDelete;\n Hash.prototype.get = hashGet;\n Hash.prototype.has = hashHas;\n Hash.prototype.set = hashSet;\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates an list cache object.\n *\n * @private\n * @constructor\n * @param {Array} [entries] The key-value pairs to cache.\n */\n function ListCache(entries) {\n var index = -1,\n length = entries == null ? 0 : entries.length;\n\n this.clear();\n while (++index < length) {\n var entry = entries[index];\n this.set(entry[0], entry[1]);\n }\n }\n\n /**\n * Removes all key-value entries from the list cache.\n *\n * @private\n * @name clear\n * @memberOf ListCache\n */\n function listCacheClear() {\n this.__data__ = [];\n this.size = 0;\n }\n\n /**\n * Removes `key` and its value from the list cache.\n *\n * @private\n * @name delete\n * @memberOf ListCache\n * @param {string} key The key of the value to remove.\n * @returns {boolean} Returns `true` if the entry was removed, else `false`.\n */\n function listCacheDelete(key) {\n var data = this.__data__,\n index = assocIndexOf(data, key);\n\n if (index < 0) {\n return false;\n }\n var lastIndex = data.length - 1;\n if (index == lastIndex) {\n data.pop();\n } else {\n splice.call(data, index, 1);\n }\n --this.size;\n return true;\n }\n\n /**\n * Gets the list cache value for `key`.\n *\n * @private\n * @name get\n * @memberOf ListCache\n * @param {string} key The key of the value to get.\n * @returns {*} Returns the entry value.\n */\n function listCacheGet(key) {\n var data = this.__data__,\n index = assocIndexOf(data, key);\n\n return index < 0 ? undefined : data[index][1];\n }\n\n /**\n * Checks if a list cache value for `key` exists.\n *\n * @private\n * @name has\n * @memberOf ListCache\n * @param {string} key The key of the entry to check.\n * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.\n */\n function listCacheHas(key) {\n return assocIndexOf(this.__data__, key) > -1;\n }\n\n /**\n * Sets the list cache `key` to `value`.\n *\n * @private\n * @name set\n * @memberOf ListCache\n * @param {string} key The key of the value to set.\n * @param {*} value The value to set.\n * @returns {Object} Returns the list cache instance.\n */\n function listCacheSet(key, value) {\n var data = this.__data__,\n index = assocIndexOf(data, key);\n\n if (index < 0) {\n ++this.size;\n data.push([key, value]);\n } else {\n data[index][1] = value;\n }\n return this;\n }\n\n // Add methods to `ListCache`.\n ListCache.prototype.clear = listCacheClear;\n ListCache.prototype['delete'] = listCacheDelete;\n ListCache.prototype.get = listCacheGet;\n ListCache.prototype.has = listCacheHas;\n ListCache.prototype.set = listCacheSet;\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates a map cache object to store key-value pairs.\n *\n * @private\n * @constructor\n * @param {Array} [entries] The key-value pairs to cache.\n */\n function MapCache(entries) {\n var index = -1,\n length = entries == null ? 0 : entries.length;\n\n this.clear();\n while (++index < length) {\n var entry = entries[index];\n this.set(entry[0], entry[1]);\n }\n }\n\n /**\n * Removes all key-value entries from the map.\n *\n * @private\n * @name clear\n * @memberOf MapCache\n */\n function mapCacheClear() {\n this.size = 0;\n this.__data__ = {\n 'hash': new Hash,\n 'map': new (Map || ListCache),\n 'string': new Hash\n };\n }\n\n /**\n * Removes `key` and its value from the map.\n *\n * @private\n * @name delete\n * @memberOf MapCache\n * @param {string} key The key of the value to remove.\n * @returns {boolean} Returns `true` if the entry was removed, else `false`.\n */\n function mapCacheDelete(key) {\n var result = getMapData(this, key)['delete'](key);\n this.size -= result ? 1 : 0;\n return result;\n }\n\n /**\n * Gets the map value for `key`.\n *\n * @private\n * @name get\n * @memberOf MapCache\n * @param {string} key The key of the value to get.\n * @returns {*} Returns the entry value.\n */\n function mapCacheGet(key) {\n return getMapData(this, key).get(key);\n }\n\n /**\n * Checks if a map value for `key` exists.\n *\n * @private\n * @name has\n * @memberOf MapCache\n * @param {string} key The key of the entry to check.\n * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.\n */\n function mapCacheHas(key) {\n return getMapData(this, key).has(key);\n }\n\n /**\n * Sets the map `key` to `value`.\n *\n * @private\n * @name set\n * @memberOf MapCache\n * @param {string} key The key of the value to set.\n * @param {*} value The value to set.\n * @returns {Object} Returns the map cache instance.\n */\n function mapCacheSet(key, value) {\n var data = getMapData(this, key),\n size = data.size;\n\n data.set(key, value);\n this.size += data.size == size ? 0 : 1;\n return this;\n }\n\n // Add methods to `MapCache`.\n MapCache.prototype.clear = mapCacheClear;\n MapCache.prototype['delete'] = mapCacheDelete;\n MapCache.prototype.get = mapCacheGet;\n MapCache.prototype.has = mapCacheHas;\n MapCache.prototype.set = mapCacheSet;\n\n /*------------------------------------------------------------------------*/\n\n /**\n *\n * Creates an array cache object to store unique values.\n *\n * @private\n * @constructor\n * @param {Array} [values] The values to cache.\n */\n function SetCache(values) {\n var index = -1,\n length = values == null ? 0 : values.length;\n\n this.__data__ = new MapCache;\n while (++index < length) {\n this.add(values[index]);\n }\n }\n\n /**\n * Adds `value` to the array cache.\n *\n * @private\n * @name add\n * @memberOf SetCache\n * @alias push\n * @param {*} value The value to cache.\n * @returns {Object} Returns the cache instance.\n */\n function setCacheAdd(value) {\n this.__data__.set(value, HASH_UNDEFINED);\n return this;\n }\n\n /**\n * Checks if `value` is in the array cache.\n *\n * @private\n * @name has\n * @memberOf SetCache\n * @param {*} value The value to search for.\n * @returns {number} Returns `true` if `value` is found, else `false`.\n */\n function setCacheHas(value) {\n return this.__data__.has(value);\n }\n\n // Add methods to `SetCache`.\n SetCache.prototype.add = SetCache.prototype.push = setCacheAdd;\n SetCache.prototype.has = setCacheHas;\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates a stack cache object to store key-value pairs.\n *\n * @private\n * @constructor\n * @param {Array} [entries] The key-value pairs to cache.\n */\n function Stack(entries) {\n var data = this.__data__ = new ListCache(entries);\n this.size = data.size;\n }\n\n /**\n * Removes all key-value entries from the stack.\n *\n * @private\n * @name clear\n * @memberOf Stack\n */\n function stackClear() {\n this.__data__ = new ListCache;\n this.size = 0;\n }\n\n /**\n * Removes `key` and its value from the stack.\n *\n * @private\n * @name delete\n * @memberOf Stack\n * @param {string} key The key of the value to remove.\n * @returns {boolean} Returns `true` if the entry was removed, else `false`.\n */\n function stackDelete(key) {\n var data = this.__data__,\n result = data['delete'](key);\n\n this.size = data.size;\n return result;\n }\n\n /**\n * Gets the stack value for `key`.\n *\n * @private\n * @name get\n * @memberOf Stack\n * @param {string} key The key of the value to get.\n * @returns {*} Returns the entry value.\n */\n function stackGet(key) {\n return this.__data__.get(key);\n }\n\n /**\n * Checks if a stack value for `key` exists.\n *\n * @private\n * @name has\n * @memberOf Stack\n * @param {string} key The key of the entry to check.\n * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.\n */\n function stackHas(key) {\n return this.__data__.has(key);\n }\n\n /**\n * Sets the stack `key` to `value`.\n *\n * @private\n * @name set\n * @memberOf Stack\n * @param {string} key The key of the value to set.\n * @param {*} value The value to set.\n * @returns {Object} Returns the stack cache instance.\n */\n function stackSet(key, value) {\n var data = this.__data__;\n if (data instanceof ListCache) {\n var pairs = data.__data__;\n if (!Map || (pairs.length < LARGE_ARRAY_SIZE - 1)) {\n pairs.push([key, value]);\n this.size = ++data.size;\n return this;\n }\n data = this.__data__ = new MapCache(pairs);\n }\n data.set(key, value);\n this.size = data.size;\n return this;\n }\n\n // Add methods to `Stack`.\n Stack.prototype.clear = stackClear;\n Stack.prototype['delete'] = stackDelete;\n Stack.prototype.get = stackGet;\n Stack.prototype.has = stackHas;\n Stack.prototype.set = stackSet;\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates an array of the enumerable property names of the array-like `value`.\n *\n * @private\n * @param {*} value The value to query.\n * @param {boolean} inherited Specify returning inherited property names.\n * @returns {Array} Returns the array of property names.\n */\n function arrayLikeKeys(value, inherited) {\n var isArr = isArray(value),\n isArg = !isArr && isArguments(value),\n isBuff = !isArr && !isArg && isBuffer(value),\n isType = !isArr && !isArg && !isBuff && isTypedArray(value),\n skipIndexes = isArr || isArg || isBuff || isType,\n result = skipIndexes ? baseTimes(value.length, String) : [],\n length = result.length;\n\n for (var key in value) {\n if ((inherited || hasOwnProperty.call(value, key)) &&\n !(skipIndexes && (\n // Safari 9 has enumerable `arguments.length` in strict mode.\n key == 'length' ||\n // Node.js 0.10 has enumerable non-index properties on buffers.\n (isBuff && (key == 'offset' || key == 'parent')) ||\n // PhantomJS 2 has enumerable non-index properties on typed arrays.\n (isType && (key == 'buffer' || key == 'byteLength' || key == 'byteOffset')) ||\n // Skip index properties.\n isIndex(key, length)\n ))) {\n result.push(key);\n }\n }\n return result;\n }\n\n /**\n * A specialized version of `_.sample` for arrays.\n *\n * @private\n * @param {Array} array The array to sample.\n * @returns {*} Returns the random element.\n */\n function arraySample(array) {\n var length = array.length;\n return length ? array[baseRandom(0, length - 1)] : undefined;\n }\n\n /**\n * A specialized version of `_.sampleSize` for arrays.\n *\n * @private\n * @param {Array} array The array to sample.\n * @param {number} n The number of elements to sample.\n * @returns {Array} Returns the random elements.\n */\n function arraySampleSize(array, n) {\n return shuffleSelf(copyArray(array), baseClamp(n, 0, array.length));\n }\n\n /**\n * A specialized version of `_.shuffle` for arrays.\n *\n * @private\n * @param {Array} array The array to shuffle.\n * @returns {Array} Returns the new shuffled array.\n */\n function arrayShuffle(array) {\n return shuffleSelf(copyArray(array));\n }\n\n /**\n * This function is like `assignValue` except that it doesn't assign\n * `undefined` values.\n *\n * @private\n * @param {Object} object The object to modify.\n * @param {string} key The key of the property to assign.\n * @param {*} value The value to assign.\n */\n function assignMergeValue(object, key, value) {\n if ((value !== undefined && !eq(object[key], value)) ||\n (value === undefined && !(key in object))) {\n baseAssignValue(object, key, value);\n }\n }\n\n /**\n * Assigns `value` to `key` of `object` if the existing value is not equivalent\n * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons.\n *\n * @private\n * @param {Object} object The object to modify.\n * @param {string} key The key of the property to assign.\n * @param {*} value The value to assign.\n */\n function assignValue(object, key, value) {\n var objValue = object[key];\n if (!(hasOwnProperty.call(object, key) && eq(objValue, value)) ||\n (value === undefined && !(key in object))) {\n baseAssignValue(object, key, value);\n }\n }\n\n /**\n * Gets the index at which the `key` is found in `array` of key-value pairs.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {*} key The key to search for.\n * @returns {number} Returns the index of the matched value, else `-1`.\n */\n function assocIndexOf(array, key) {\n var length = array.length;\n while (length--) {\n if (eq(array[length][0], key)) {\n return length;\n }\n }\n return -1;\n }\n\n /**\n * Aggregates elements of `collection` on `accumulator` with keys transformed\n * by `iteratee` and values set by `setter`.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} setter The function to set `accumulator` values.\n * @param {Function} iteratee The iteratee to transform keys.\n * @param {Object} accumulator The initial aggregated object.\n * @returns {Function} Returns `accumulator`.\n */\n function baseAggregator(collection, setter, iteratee, accumulator) {\n baseEach(collection, function(value, key, collection) {\n setter(accumulator, value, iteratee(value), collection);\n });\n return accumulator;\n }\n\n /**\n * The base implementation of `_.assign` without support for multiple sources\n * or `customizer` functions.\n *\n * @private\n * @param {Object} object The destination object.\n * @param {Object} source The source object.\n * @returns {Object} Returns `object`.\n */\n function baseAssign(object, source) {\n return object && copyObject(source, keys(source), object);\n }\n\n /**\n * The base implementation of `_.assignIn` without support for multiple sources\n * or `customizer` functions.\n *\n * @private\n * @param {Object} object The destination object.\n * @param {Object} source The source object.\n * @returns {Object} Returns `object`.\n */\n function baseAssignIn(object, source) {\n return object && copyObject(source, keysIn(source), object);\n }\n\n /**\n * The base implementation of `assignValue` and `assignMergeValue` without\n * value checks.\n *\n * @private\n * @param {Object} object The object to modify.\n * @param {string} key The key of the property to assign.\n * @param {*} value The value to assign.\n */\n function baseAssignValue(object, key, value) {\n if (key == '__proto__' && defineProperty) {\n defineProperty(object, key, {\n 'configurable': true,\n 'enumerable': true,\n 'value': value,\n 'writable': true\n });\n } else {\n object[key] = value;\n }\n }\n\n /**\n * The base implementation of `_.at` without support for individual paths.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {string[]} paths The property paths to pick.\n * @returns {Array} Returns the picked elements.\n */\n function baseAt(object, paths) {\n var index = -1,\n length = paths.length,\n result = Array(length),\n skip = object == null;\n\n while (++index < length) {\n result[index] = skip ? undefined : get(object, paths[index]);\n }\n return result;\n }\n\n /**\n * The base implementation of `_.clamp` which doesn't coerce arguments.\n *\n * @private\n * @param {number} number The number to clamp.\n * @param {number} [lower] The lower bound.\n * @param {number} upper The upper bound.\n * @returns {number} Returns the clamped number.\n */\n function baseClamp(number, lower, upper) {\n if (number === number) {\n if (upper !== undefined) {\n number = number <= upper ? number : upper;\n }\n if (lower !== undefined) {\n number = number >= lower ? number : lower;\n }\n }\n return number;\n }\n\n /**\n * The base implementation of `_.clone` and `_.cloneDeep` which tracks\n * traversed objects.\n *\n * @private\n * @param {*} value The value to clone.\n * @param {boolean} bitmask The bitmask flags.\n * 1 - Deep clone\n * 2 - Flatten inherited properties\n * 4 - Clone symbols\n * @param {Function} [customizer] The function to customize cloning.\n * @param {string} [key] The key of `value`.\n * @param {Object} [object] The parent object of `value`.\n * @param {Object} [stack] Tracks traversed objects and their clone counterparts.\n * @returns {*} Returns the cloned value.\n */\n function baseClone(value, bitmask, customizer, key, object, stack) {\n var result,\n isDeep = bitmask & CLONE_DEEP_FLAG,\n isFlat = bitmask & CLONE_FLAT_FLAG,\n isFull = bitmask & CLONE_SYMBOLS_FLAG;\n\n if (customizer) {\n result = object ? customizer(value, key, object, stack) : customizer(value);\n }\n if (result !== undefined) {\n return result;\n }\n if (!isObject(value)) {\n return value;\n }\n var isArr = isArray(value);\n if (isArr) {\n result = initCloneArray(value);\n if (!isDeep) {\n return copyArray(value, result);\n }\n } else {\n var tag = getTag(value),\n isFunc = tag == funcTag || tag == genTag;\n\n if (isBuffer(value)) {\n return cloneBuffer(value, isDeep);\n }\n if (tag == objectTag || tag == argsTag || (isFunc && !object)) {\n result = (isFlat || isFunc) ? {} : initCloneObject(value);\n if (!isDeep) {\n return isFlat\n ? copySymbolsIn(value, baseAssignIn(result, value))\n : copySymbols(value, baseAssign(result, value));\n }\n } else {\n if (!cloneableTags[tag]) {\n return object ? value : {};\n }\n result = initCloneByTag(value, tag, isDeep);\n }\n }\n // Check for circular references and return its corresponding clone.\n stack || (stack = new Stack);\n var stacked = stack.get(value);\n if (stacked) {\n return stacked;\n }\n stack.set(value, result);\n\n if (isSet(value)) {\n value.forEach(function(subValue) {\n result.add(baseClone(subValue, bitmask, customizer, subValue, value, stack));\n });\n } else if (isMap(value)) {\n value.forEach(function(subValue, key) {\n result.set(key, baseClone(subValue, bitmask, customizer, key, value, stack));\n });\n }\n\n var keysFunc = isFull\n ? (isFlat ? getAllKeysIn : getAllKeys)\n : (isFlat ? keysIn : keys);\n\n var props = isArr ? undefined : keysFunc(value);\n arrayEach(props || value, function(subValue, key) {\n if (props) {\n key = subValue;\n subValue = value[key];\n }\n // Recursively populate clone (susceptible to call stack limits).\n assignValue(result, key, baseClone(subValue, bitmask, customizer, key, value, stack));\n });\n return result;\n }\n\n /**\n * The base implementation of `_.conforms` which doesn't clone `source`.\n *\n * @private\n * @param {Object} source The object of property predicates to conform to.\n * @returns {Function} Returns the new spec function.\n */\n function baseConforms(source) {\n var props = keys(source);\n return function(object) {\n return baseConformsTo(object, source, props);\n };\n }\n\n /**\n * The base implementation of `_.conformsTo` which accepts `props` to check.\n *\n * @private\n * @param {Object} object The object to inspect.\n * @param {Object} source The object of property predicates to conform to.\n * @returns {boolean} Returns `true` if `object` conforms, else `false`.\n */\n function baseConformsTo(object, source, props) {\n var length = props.length;\n if (object == null) {\n return !length;\n }\n object = Object(object);\n while (length--) {\n var key = props[length],\n predicate = source[key],\n value = object[key];\n\n if ((value === undefined && !(key in object)) || !predicate(value)) {\n return false;\n }\n }\n return true;\n }\n\n /**\n * The base implementation of `_.delay` and `_.defer` which accepts `args`\n * to provide to `func`.\n *\n * @private\n * @param {Function} func The function to delay.\n * @param {number} wait The number of milliseconds to delay invocation.\n * @param {Array} args The arguments to provide to `func`.\n * @returns {number|Object} Returns the timer id or timeout object.\n */\n function baseDelay(func, wait, args) {\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n return setTimeout(function() { func.apply(undefined, args); }, wait);\n }\n\n /**\n * The base implementation of methods like `_.difference` without support\n * for excluding multiple arrays or iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {Array} values The values to exclude.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of filtered values.\n */\n function baseDifference(array, values, iteratee, comparator) {\n var index = -1,\n includes = arrayIncludes,\n isCommon = true,\n length = array.length,\n result = [],\n valuesLength = values.length;\n\n if (!length) {\n return result;\n }\n if (iteratee) {\n values = arrayMap(values, baseUnary(iteratee));\n }\n if (comparator) {\n includes = arrayIncludesWith;\n isCommon = false;\n }\n else if (values.length >= LARGE_ARRAY_SIZE) {\n includes = cacheHas;\n isCommon = false;\n values = new SetCache(values);\n }\n outer:\n while (++index < length) {\n var value = array[index],\n computed = iteratee == null ? value : iteratee(value);\n\n value = (comparator || value !== 0) ? value : 0;\n if (isCommon && computed === computed) {\n var valuesIndex = valuesLength;\n while (valuesIndex--) {\n if (values[valuesIndex] === computed) {\n continue outer;\n }\n }\n result.push(value);\n }\n else if (!includes(values, computed, comparator)) {\n result.push(value);\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.forEach` without support for iteratee shorthands.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array|Object} Returns `collection`.\n */\n var baseEach = createBaseEach(baseForOwn);\n\n /**\n * The base implementation of `_.forEachRight` without support for iteratee shorthands.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array|Object} Returns `collection`.\n */\n var baseEachRight = createBaseEach(baseForOwnRight, true);\n\n /**\n * The base implementation of `_.every` without support for iteratee shorthands.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} predicate The function invoked per iteration.\n * @returns {boolean} Returns `true` if all elements pass the predicate check,\n * else `false`\n */\n function baseEvery(collection, predicate) {\n var result = true;\n baseEach(collection, function(value, index, collection) {\n result = !!predicate(value, index, collection);\n return result;\n });\n return result;\n }\n\n /**\n * The base implementation of methods like `_.max` and `_.min` which accepts a\n * `comparator` to determine the extremum value.\n *\n * @private\n * @param {Array} array The array to iterate over.\n * @param {Function} iteratee The iteratee invoked per iteration.\n * @param {Function} comparator The comparator used to compare values.\n * @returns {*} Returns the extremum value.\n */\n function baseExtremum(array, iteratee, comparator) {\n var index = -1,\n length = array.length;\n\n while (++index < length) {\n var value = array[index],\n current = iteratee(value);\n\n if (current != null && (computed === undefined\n ? (current === current && !isSymbol(current))\n : comparator(current, computed)\n )) {\n var computed = current,\n result = value;\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.fill` without an iteratee call guard.\n *\n * @private\n * @param {Array} array The array to fill.\n * @param {*} value The value to fill `array` with.\n * @param {number} [start=0] The start position.\n * @param {number} [end=array.length] The end position.\n * @returns {Array} Returns `array`.\n */\n function baseFill(array, value, start, end) {\n var length = array.length;\n\n start = toInteger(start);\n if (start < 0) {\n start = -start > length ? 0 : (length + start);\n }\n end = (end === undefined || end > length) ? length : toInteger(end);\n if (end < 0) {\n end += length;\n }\n end = start > end ? 0 : toLength(end);\n while (start < end) {\n array[start++] = value;\n }\n return array;\n }\n\n /**\n * The base implementation of `_.filter` without support for iteratee shorthands.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} predicate The function invoked per iteration.\n * @returns {Array} Returns the new filtered array.\n */\n function baseFilter(collection, predicate) {\n var result = [];\n baseEach(collection, function(value, index, collection) {\n if (predicate(value, index, collection)) {\n result.push(value);\n }\n });\n return result;\n }\n\n /**\n * The base implementation of `_.flatten` with support for restricting flattening.\n *\n * @private\n * @param {Array} array The array to flatten.\n * @param {number} depth The maximum recursion depth.\n * @param {boolean} [predicate=isFlattenable] The function invoked per iteration.\n * @param {boolean} [isStrict] Restrict to values that pass `predicate` checks.\n * @param {Array} [result=[]] The initial result value.\n * @returns {Array} Returns the new flattened array.\n */\n function baseFlatten(array, depth, predicate, isStrict, result) {\n var index = -1,\n length = array.length;\n\n predicate || (predicate = isFlattenable);\n result || (result = []);\n\n while (++index < length) {\n var value = array[index];\n if (depth > 0 && predicate(value)) {\n if (depth > 1) {\n // Recursively flatten arrays (susceptible to call stack limits).\n baseFlatten(value, depth - 1, predicate, isStrict, result);\n } else {\n arrayPush(result, value);\n }\n } else if (!isStrict) {\n result[result.length] = value;\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `baseForOwn` which iterates over `object`\n * properties returned by `keysFunc` and invokes `iteratee` for each property.\n * Iteratee functions may exit iteration early by explicitly returning `false`.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @param {Function} keysFunc The function to get the keys of `object`.\n * @returns {Object} Returns `object`.\n */\n var baseFor = createBaseFor();\n\n /**\n * This function is like `baseFor` except that it iterates over properties\n * in the opposite order.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @param {Function} keysFunc The function to get the keys of `object`.\n * @returns {Object} Returns `object`.\n */\n var baseForRight = createBaseFor(true);\n\n /**\n * The base implementation of `_.forOwn` without support for iteratee shorthands.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Object} Returns `object`.\n */\n function baseForOwn(object, iteratee) {\n return object && baseFor(object, iteratee, keys);\n }\n\n /**\n * The base implementation of `_.forOwnRight` without support for iteratee shorthands.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Object} Returns `object`.\n */\n function baseForOwnRight(object, iteratee) {\n return object && baseForRight(object, iteratee, keys);\n }\n\n /**\n * The base implementation of `_.functions` which creates an array of\n * `object` function property names filtered from `props`.\n *\n * @private\n * @param {Object} object The object to inspect.\n * @param {Array} props The property names to filter.\n * @returns {Array} Returns the function names.\n */\n function baseFunctions(object, props) {\n return arrayFilter(props, function(key) {\n return isFunction(object[key]);\n });\n }\n\n /**\n * The base implementation of `_.get` without support for default values.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Array|string} path The path of the property to get.\n * @returns {*} Returns the resolved value.\n */\n function baseGet(object, path) {\n path = castPath(path, object);\n\n var index = 0,\n length = path.length;\n\n while (object != null && index < length) {\n object = object[toKey(path[index++])];\n }\n return (index && index == length) ? object : undefined;\n }\n\n /**\n * The base implementation of `getAllKeys` and `getAllKeysIn` which uses\n * `keysFunc` and `symbolsFunc` to get the enumerable property names and\n * symbols of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Function} keysFunc The function to get the keys of `object`.\n * @param {Function} symbolsFunc The function to get the symbols of `object`.\n * @returns {Array} Returns the array of property names and symbols.\n */\n function baseGetAllKeys(object, keysFunc, symbolsFunc) {\n var result = keysFunc(object);\n return isArray(object) ? result : arrayPush(result, symbolsFunc(object));\n }\n\n /**\n * The base implementation of `getTag` without fallbacks for buggy environments.\n *\n * @private\n * @param {*} value The value to query.\n * @returns {string} Returns the `toStringTag`.\n */\n function baseGetTag(value) {\n if (value == null) {\n return value === undefined ? undefinedTag : nullTag;\n }\n return (symToStringTag && symToStringTag in Object(value))\n ? getRawTag(value)\n : objectToString(value);\n }\n\n /**\n * The base implementation of `_.gt` which doesn't coerce arguments.\n *\n * @private\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if `value` is greater than `other`,\n * else `false`.\n */\n function baseGt(value, other) {\n return value > other;\n }\n\n /**\n * The base implementation of `_.has` without support for deep paths.\n *\n * @private\n * @param {Object} [object] The object to query.\n * @param {Array|string} key The key to check.\n * @returns {boolean} Returns `true` if `key` exists, else `false`.\n */\n function baseHas(object, key) {\n return object != null && hasOwnProperty.call(object, key);\n }\n\n /**\n * The base implementation of `_.hasIn` without support for deep paths.\n *\n * @private\n * @param {Object} [object] The object to query.\n * @param {Array|string} key The key to check.\n * @returns {boolean} Returns `true` if `key` exists, else `false`.\n */\n function baseHasIn(object, key) {\n return object != null && key in Object(object);\n }\n\n /**\n * The base implementation of `_.inRange` which doesn't coerce arguments.\n *\n * @private\n * @param {number} number The number to check.\n * @param {number} start The start of the range.\n * @param {number} end The end of the range.\n * @returns {boolean} Returns `true` if `number` is in the range, else `false`.\n */\n function baseInRange(number, start, end) {\n return number >= nativeMin(start, end) && number < nativeMax(start, end);\n }\n\n /**\n * The base implementation of methods like `_.intersection`, without support\n * for iteratee shorthands, that accepts an array of arrays to inspect.\n *\n * @private\n * @param {Array} arrays The arrays to inspect.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of shared values.\n */\n function baseIntersection(arrays, iteratee, comparator) {\n var includes = comparator ? arrayIncludesWith : arrayIncludes,\n length = arrays[0].length,\n othLength = arrays.length,\n othIndex = othLength,\n caches = Array(othLength),\n maxLength = Infinity,\n result = [];\n\n while (othIndex--) {\n var array = arrays[othIndex];\n if (othIndex && iteratee) {\n array = arrayMap(array, baseUnary(iteratee));\n }\n maxLength = nativeMin(array.length, maxLength);\n caches[othIndex] = !comparator && (iteratee || (length >= 120 && array.length >= 120))\n ? new SetCache(othIndex && array)\n : undefined;\n }\n array = arrays[0];\n\n var index = -1,\n seen = caches[0];\n\n outer:\n while (++index < length && result.length < maxLength) {\n var value = array[index],\n computed = iteratee ? iteratee(value) : value;\n\n value = (comparator || value !== 0) ? value : 0;\n if (!(seen\n ? cacheHas(seen, computed)\n : includes(result, computed, comparator)\n )) {\n othIndex = othLength;\n while (--othIndex) {\n var cache = caches[othIndex];\n if (!(cache\n ? cacheHas(cache, computed)\n : includes(arrays[othIndex], computed, comparator))\n ) {\n continue outer;\n }\n }\n if (seen) {\n seen.push(computed);\n }\n result.push(value);\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.invert` and `_.invertBy` which inverts\n * `object` with values transformed by `iteratee` and set by `setter`.\n *\n * @private\n * @param {Object} object The object to iterate over.\n * @param {Function} setter The function to set `accumulator` values.\n * @param {Function} iteratee The iteratee to transform values.\n * @param {Object} accumulator The initial inverted object.\n * @returns {Function} Returns `accumulator`.\n */\n function baseInverter(object, setter, iteratee, accumulator) {\n baseForOwn(object, function(value, key, object) {\n setter(accumulator, iteratee(value), key, object);\n });\n return accumulator;\n }\n\n /**\n * The base implementation of `_.invoke` without support for individual\n * method arguments.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Array|string} path The path of the method to invoke.\n * @param {Array} args The arguments to invoke the method with.\n * @returns {*} Returns the result of the invoked method.\n */\n function baseInvoke(object, path, args) {\n path = castPath(path, object);\n object = parent(object, path);\n var func = object == null ? object : object[toKey(last(path))];\n return func == null ? undefined : apply(func, object, args);\n }\n\n /**\n * The base implementation of `_.isArguments`.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an `arguments` object,\n */\n function baseIsArguments(value) {\n return isObjectLike(value) && baseGetTag(value) == argsTag;\n }\n\n /**\n * The base implementation of `_.isArrayBuffer` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an array buffer, else `false`.\n */\n function baseIsArrayBuffer(value) {\n return isObjectLike(value) && baseGetTag(value) == arrayBufferTag;\n }\n\n /**\n * The base implementation of `_.isDate` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a date object, else `false`.\n */\n function baseIsDate(value) {\n return isObjectLike(value) && baseGetTag(value) == dateTag;\n }\n\n /**\n * The base implementation of `_.isEqual` which supports partial comparisons\n * and tracks traversed objects.\n *\n * @private\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @param {boolean} bitmask The bitmask flags.\n * 1 - Unordered comparison\n * 2 - Partial comparison\n * @param {Function} [customizer] The function to customize comparisons.\n * @param {Object} [stack] Tracks traversed `value` and `other` objects.\n * @returns {boolean} Returns `true` if the values are equivalent, else `false`.\n */\n function baseIsEqual(value, other, bitmask, customizer, stack) {\n if (value === other) {\n return true;\n }\n if (value == null || other == null || (!isObjectLike(value) && !isObjectLike(other))) {\n return value !== value && other !== other;\n }\n return baseIsEqualDeep(value, other, bitmask, customizer, baseIsEqual, stack);\n }\n\n /**\n * A specialized version of `baseIsEqual` for arrays and objects which performs\n * deep comparisons and tracks traversed objects enabling objects with circular\n * references to be compared.\n *\n * @private\n * @param {Object} object The object to compare.\n * @param {Object} other The other object to compare.\n * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.\n * @param {Function} customizer The function to customize comparisons.\n * @param {Function} equalFunc The function to determine equivalents of values.\n * @param {Object} [stack] Tracks traversed `object` and `other` objects.\n * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.\n */\n function baseIsEqualDeep(object, other, bitmask, customizer, equalFunc, stack) {\n var objIsArr = isArray(object),\n othIsArr = isArray(other),\n objTag = objIsArr ? arrayTag : getTag(object),\n othTag = othIsArr ? arrayTag : getTag(other);\n\n objTag = objTag == argsTag ? objectTag : objTag;\n othTag = othTag == argsTag ? objectTag : othTag;\n\n var objIsObj = objTag == objectTag,\n othIsObj = othTag == objectTag,\n isSameTag = objTag == othTag;\n\n if (isSameTag && isBuffer(object)) {\n if (!isBuffer(other)) {\n return false;\n }\n objIsArr = true;\n objIsObj = false;\n }\n if (isSameTag && !objIsObj) {\n stack || (stack = new Stack);\n return (objIsArr || isTypedArray(object))\n ? equalArrays(object, other, bitmask, customizer, equalFunc, stack)\n : equalByTag(object, other, objTag, bitmask, customizer, equalFunc, stack);\n }\n if (!(bitmask & COMPARE_PARTIAL_FLAG)) {\n var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'),\n othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__');\n\n if (objIsWrapped || othIsWrapped) {\n var objUnwrapped = objIsWrapped ? object.value() : object,\n othUnwrapped = othIsWrapped ? other.value() : other;\n\n stack || (stack = new Stack);\n return equalFunc(objUnwrapped, othUnwrapped, bitmask, customizer, stack);\n }\n }\n if (!isSameTag) {\n return false;\n }\n stack || (stack = new Stack);\n return equalObjects(object, other, bitmask, customizer, equalFunc, stack);\n }\n\n /**\n * The base implementation of `_.isMap` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a map, else `false`.\n */\n function baseIsMap(value) {\n return isObjectLike(value) && getTag(value) == mapTag;\n }\n\n /**\n * The base implementation of `_.isMatch` without support for iteratee shorthands.\n *\n * @private\n * @param {Object} object The object to inspect.\n * @param {Object} source The object of property values to match.\n * @param {Array} matchData The property names, values, and compare flags to match.\n * @param {Function} [customizer] The function to customize comparisons.\n * @returns {boolean} Returns `true` if `object` is a match, else `false`.\n */\n function baseIsMatch(object, source, matchData, customizer) {\n var index = matchData.length,\n length = index,\n noCustomizer = !customizer;\n\n if (object == null) {\n return !length;\n }\n object = Object(object);\n while (index--) {\n var data = matchData[index];\n if ((noCustomizer && data[2])\n ? data[1] !== object[data[0]]\n : !(data[0] in object)\n ) {\n return false;\n }\n }\n while (++index < length) {\n data = matchData[index];\n var key = data[0],\n objValue = object[key],\n srcValue = data[1];\n\n if (noCustomizer && data[2]) {\n if (objValue === undefined && !(key in object)) {\n return false;\n }\n } else {\n var stack = new Stack;\n if (customizer) {\n var result = customizer(objValue, srcValue, key, object, source, stack);\n }\n if (!(result === undefined\n ? baseIsEqual(srcValue, objValue, COMPARE_PARTIAL_FLAG | COMPARE_UNORDERED_FLAG, customizer, stack)\n : result\n )) {\n return false;\n }\n }\n }\n return true;\n }\n\n /**\n * The base implementation of `_.isNative` without bad shim checks.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a native function,\n * else `false`.\n */\n function baseIsNative(value) {\n if (!isObject(value) || isMasked(value)) {\n return false;\n }\n var pattern = isFunction(value) ? reIsNative : reIsHostCtor;\n return pattern.test(toSource(value));\n }\n\n /**\n * The base implementation of `_.isRegExp` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a regexp, else `false`.\n */\n function baseIsRegExp(value) {\n return isObjectLike(value) && baseGetTag(value) == regexpTag;\n }\n\n /**\n * The base implementation of `_.isSet` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a set, else `false`.\n */\n function baseIsSet(value) {\n return isObjectLike(value) && getTag(value) == setTag;\n }\n\n /**\n * The base implementation of `_.isTypedArray` without Node.js optimizations.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a typed array, else `false`.\n */\n function baseIsTypedArray(value) {\n return isObjectLike(value) &&\n isLength(value.length) && !!typedArrayTags[baseGetTag(value)];\n }\n\n /**\n * The base implementation of `_.iteratee`.\n *\n * @private\n * @param {*} [value=_.identity] The value to convert to an iteratee.\n * @returns {Function} Returns the iteratee.\n */\n function baseIteratee(value) {\n // Don't store the `typeof` result in a variable to avoid a JIT bug in Safari 9.\n // See https://bugs.webkit.org/show_bug.cgi?id=156034 for more details.\n if (typeof value == 'function') {\n return value;\n }\n if (value == null) {\n return identity;\n }\n if (typeof value == 'object') {\n return isArray(value)\n ? baseMatchesProperty(value[0], value[1])\n : baseMatches(value);\n }\n return property(value);\n }\n\n /**\n * The base implementation of `_.keys` which doesn't treat sparse arrays as dense.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names.\n */\n function baseKeys(object) {\n if (!isPrototype(object)) {\n return nativeKeys(object);\n }\n var result = [];\n for (var key in Object(object)) {\n if (hasOwnProperty.call(object, key) && key != 'constructor') {\n result.push(key);\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.keysIn` which doesn't treat sparse arrays as dense.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names.\n */\n function baseKeysIn(object) {\n if (!isObject(object)) {\n return nativeKeysIn(object);\n }\n var isProto = isPrototype(object),\n result = [];\n\n for (var key in object) {\n if (!(key == 'constructor' && (isProto || !hasOwnProperty.call(object, key)))) {\n result.push(key);\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.lt` which doesn't coerce arguments.\n *\n * @private\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if `value` is less than `other`,\n * else `false`.\n */\n function baseLt(value, other) {\n return value < other;\n }\n\n /**\n * The base implementation of `_.map` without support for iteratee shorthands.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} iteratee The function invoked per iteration.\n * @returns {Array} Returns the new mapped array.\n */\n function baseMap(collection, iteratee) {\n var index = -1,\n result = isArrayLike(collection) ? Array(collection.length) : [];\n\n baseEach(collection, function(value, key, collection) {\n result[++index] = iteratee(value, key, collection);\n });\n return result;\n }\n\n /**\n * The base implementation of `_.matches` which doesn't clone `source`.\n *\n * @private\n * @param {Object} source The object of property values to match.\n * @returns {Function} Returns the new spec function.\n */\n function baseMatches(source) {\n var matchData = getMatchData(source);\n if (matchData.length == 1 && matchData[0][2]) {\n return matchesStrictComparable(matchData[0][0], matchData[0][1]);\n }\n return function(object) {\n return object === source || baseIsMatch(object, source, matchData);\n };\n }\n\n /**\n * The base implementation of `_.matchesProperty` which doesn't clone `srcValue`.\n *\n * @private\n * @param {string} path The path of the property to get.\n * @param {*} srcValue The value to match.\n * @returns {Function} Returns the new spec function.\n */\n function baseMatchesProperty(path, srcValue) {\n if (isKey(path) && isStrictComparable(srcValue)) {\n return matchesStrictComparable(toKey(path), srcValue);\n }\n return function(object) {\n var objValue = get(object, path);\n return (objValue === undefined && objValue === srcValue)\n ? hasIn(object, path)\n : baseIsEqual(srcValue, objValue, COMPARE_PARTIAL_FLAG | COMPARE_UNORDERED_FLAG);\n };\n }\n\n /**\n * The base implementation of `_.merge` without support for multiple sources.\n *\n * @private\n * @param {Object} object The destination object.\n * @param {Object} source The source object.\n * @param {number} srcIndex The index of `source`.\n * @param {Function} [customizer] The function to customize merged values.\n * @param {Object} [stack] Tracks traversed source values and their merged\n * counterparts.\n */\n function baseMerge(object, source, srcIndex, customizer, stack) {\n if (object === source) {\n return;\n }\n baseFor(source, function(srcValue, key) {\n stack || (stack = new Stack);\n if (isObject(srcValue)) {\n baseMergeDeep(object, source, key, srcIndex, baseMerge, customizer, stack);\n }\n else {\n var newValue = customizer\n ? customizer(safeGet(object, key), srcValue, (key + ''), object, source, stack)\n : undefined;\n\n if (newValue === undefined) {\n newValue = srcValue;\n }\n assignMergeValue(object, key, newValue);\n }\n }, keysIn);\n }\n\n /**\n * A specialized version of `baseMerge` for arrays and objects which performs\n * deep merges and tracks traversed objects enabling objects with circular\n * references to be merged.\n *\n * @private\n * @param {Object} object The destination object.\n * @param {Object} source The source object.\n * @param {string} key The key of the value to merge.\n * @param {number} srcIndex The index of `source`.\n * @param {Function} mergeFunc The function to merge values.\n * @param {Function} [customizer] The function to customize assigned values.\n * @param {Object} [stack] Tracks traversed source values and their merged\n * counterparts.\n */\n function baseMergeDeep(object, source, key, srcIndex, mergeFunc, customizer, stack) {\n var objValue = safeGet(object, key),\n srcValue = safeGet(source, key),\n stacked = stack.get(srcValue);\n\n if (stacked) {\n assignMergeValue(object, key, stacked);\n return;\n }\n var newValue = customizer\n ? customizer(objValue, srcValue, (key + ''), object, source, stack)\n : undefined;\n\n var isCommon = newValue === undefined;\n\n if (isCommon) {\n var isArr = isArray(srcValue),\n isBuff = !isArr && isBuffer(srcValue),\n isTyped = !isArr && !isBuff && isTypedArray(srcValue);\n\n newValue = srcValue;\n if (isArr || isBuff || isTyped) {\n if (isArray(objValue)) {\n newValue = objValue;\n }\n else if (isArrayLikeObject(objValue)) {\n newValue = copyArray(objValue);\n }\n else if (isBuff) {\n isCommon = false;\n newValue = cloneBuffer(srcValue, true);\n }\n else if (isTyped) {\n isCommon = false;\n newValue = cloneTypedArray(srcValue, true);\n }\n else {\n newValue = [];\n }\n }\n else if (isPlainObject(srcValue) || isArguments(srcValue)) {\n newValue = objValue;\n if (isArguments(objValue)) {\n newValue = toPlainObject(objValue);\n }\n else if (!isObject(objValue) || isFunction(objValue)) {\n newValue = initCloneObject(srcValue);\n }\n }\n else {\n isCommon = false;\n }\n }\n if (isCommon) {\n // Recursively merge objects and arrays (susceptible to call stack limits).\n stack.set(srcValue, newValue);\n mergeFunc(newValue, srcValue, srcIndex, customizer, stack);\n stack['delete'](srcValue);\n }\n assignMergeValue(object, key, newValue);\n }\n\n /**\n * The base implementation of `_.nth` which doesn't coerce arguments.\n *\n * @private\n * @param {Array} array The array to query.\n * @param {number} n The index of the element to return.\n * @returns {*} Returns the nth element of `array`.\n */\n function baseNth(array, n) {\n var length = array.length;\n if (!length) {\n return;\n }\n n += n < 0 ? length : 0;\n return isIndex(n, length) ? array[n] : undefined;\n }\n\n /**\n * The base implementation of `_.orderBy` without param guards.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function[]|Object[]|string[]} iteratees The iteratees to sort by.\n * @param {string[]} orders The sort orders of `iteratees`.\n * @returns {Array} Returns the new sorted array.\n */\n function baseOrderBy(collection, iteratees, orders) {\n if (iteratees.length) {\n iteratees = arrayMap(iteratees, function(iteratee) {\n if (isArray(iteratee)) {\n return function(value) {\n return baseGet(value, iteratee.length === 1 ? iteratee[0] : iteratee);\n }\n }\n return iteratee;\n });\n } else {\n iteratees = [identity];\n }\n\n var index = -1;\n iteratees = arrayMap(iteratees, baseUnary(getIteratee()));\n\n var result = baseMap(collection, function(value, key, collection) {\n var criteria = arrayMap(iteratees, function(iteratee) {\n return iteratee(value);\n });\n return { 'criteria': criteria, 'index': ++index, 'value': value };\n });\n\n return baseSortBy(result, function(object, other) {\n return compareMultiple(object, other, orders);\n });\n }\n\n /**\n * The base implementation of `_.pick` without support for individual\n * property identifiers.\n *\n * @private\n * @param {Object} object The source object.\n * @param {string[]} paths The property paths to pick.\n * @returns {Object} Returns the new object.\n */\n function basePick(object, paths) {\n return basePickBy(object, paths, function(value, path) {\n return hasIn(object, path);\n });\n }\n\n /**\n * The base implementation of `_.pickBy` without support for iteratee shorthands.\n *\n * @private\n * @param {Object} object The source object.\n * @param {string[]} paths The property paths to pick.\n * @param {Function} predicate The function invoked per property.\n * @returns {Object} Returns the new object.\n */\n function basePickBy(object, paths, predicate) {\n var index = -1,\n length = paths.length,\n result = {};\n\n while (++index < length) {\n var path = paths[index],\n value = baseGet(object, path);\n\n if (predicate(value, path)) {\n baseSet(result, castPath(path, object), value);\n }\n }\n return result;\n }\n\n /**\n * A specialized version of `baseProperty` which supports deep paths.\n *\n * @private\n * @param {Array|string} path The path of the property to get.\n * @returns {Function} Returns the new accessor function.\n */\n function basePropertyDeep(path) {\n return function(object) {\n return baseGet(object, path);\n };\n }\n\n /**\n * The base implementation of `_.pullAllBy` without support for iteratee\n * shorthands.\n *\n * @private\n * @param {Array} array The array to modify.\n * @param {Array} values The values to remove.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns `array`.\n */\n function basePullAll(array, values, iteratee, comparator) {\n var indexOf = comparator ? baseIndexOfWith : baseIndexOf,\n index = -1,\n length = values.length,\n seen = array;\n\n if (array === values) {\n values = copyArray(values);\n }\n if (iteratee) {\n seen = arrayMap(array, baseUnary(iteratee));\n }\n while (++index < length) {\n var fromIndex = 0,\n value = values[index],\n computed = iteratee ? iteratee(value) : value;\n\n while ((fromIndex = indexOf(seen, computed, fromIndex, comparator)) > -1) {\n if (seen !== array) {\n splice.call(seen, fromIndex, 1);\n }\n splice.call(array, fromIndex, 1);\n }\n }\n return array;\n }\n\n /**\n * The base implementation of `_.pullAt` without support for individual\n * indexes or capturing the removed elements.\n *\n * @private\n * @param {Array} array The array to modify.\n * @param {number[]} indexes The indexes of elements to remove.\n * @returns {Array} Returns `array`.\n */\n function basePullAt(array, indexes) {\n var length = array ? indexes.length : 0,\n lastIndex = length - 1;\n\n while (length--) {\n var index = indexes[length];\n if (length == lastIndex || index !== previous) {\n var previous = index;\n if (isIndex(index)) {\n splice.call(array, index, 1);\n } else {\n baseUnset(array, index);\n }\n }\n }\n return array;\n }\n\n /**\n * The base implementation of `_.random` without support for returning\n * floating-point numbers.\n *\n * @private\n * @param {number} lower The lower bound.\n * @param {number} upper The upper bound.\n * @returns {number} Returns the random number.\n */\n function baseRandom(lower, upper) {\n return lower + nativeFloor(nativeRandom() * (upper - lower + 1));\n }\n\n /**\n * The base implementation of `_.range` and `_.rangeRight` which doesn't\n * coerce arguments.\n *\n * @private\n * @param {number} start The start of the range.\n * @param {number} end The end of the range.\n * @param {number} step The value to increment or decrement by.\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Array} Returns the range of numbers.\n */\n function baseRange(start, end, step, fromRight) {\n var index = -1,\n length = nativeMax(nativeCeil((end - start) / (step || 1)), 0),\n result = Array(length);\n\n while (length--) {\n result[fromRight ? length : ++index] = start;\n start += step;\n }\n return result;\n }\n\n /**\n * The base implementation of `_.repeat` which doesn't coerce arguments.\n *\n * @private\n * @param {string} string The string to repeat.\n * @param {number} n The number of times to repeat the string.\n * @returns {string} Returns the repeated string.\n */\n function baseRepeat(string, n) {\n var result = '';\n if (!string || n < 1 || n > MAX_SAFE_INTEGER) {\n return result;\n }\n // Leverage the exponentiation by squaring algorithm for a faster repeat.\n // See https://en.wikipedia.org/wiki/Exponentiation_by_squaring for more details.\n do {\n if (n % 2) {\n result += string;\n }\n n = nativeFloor(n / 2);\n if (n) {\n string += string;\n }\n } while (n);\n\n return result;\n }\n\n /**\n * The base implementation of `_.rest` which doesn't validate or coerce arguments.\n *\n * @private\n * @param {Function} func The function to apply a rest parameter to.\n * @param {number} [start=func.length-1] The start position of the rest parameter.\n * @returns {Function} Returns the new function.\n */\n function baseRest(func, start) {\n return setToString(overRest(func, start, identity), func + '');\n }\n\n /**\n * The base implementation of `_.sample`.\n *\n * @private\n * @param {Array|Object} collection The collection to sample.\n * @returns {*} Returns the random element.\n */\n function baseSample(collection) {\n return arraySample(values(collection));\n }\n\n /**\n * The base implementation of `_.sampleSize` without param guards.\n *\n * @private\n * @param {Array|Object} collection The collection to sample.\n * @param {number} n The number of elements to sample.\n * @returns {Array} Returns the random elements.\n */\n function baseSampleSize(collection, n) {\n var array = values(collection);\n return shuffleSelf(array, baseClamp(n, 0, array.length));\n }\n\n /**\n * The base implementation of `_.set`.\n *\n * @private\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to set.\n * @param {*} value The value to set.\n * @param {Function} [customizer] The function to customize path creation.\n * @returns {Object} Returns `object`.\n */\n function baseSet(object, path, value, customizer) {\n if (!isObject(object)) {\n return object;\n }\n path = castPath(path, object);\n\n var index = -1,\n length = path.length,\n lastIndex = length - 1,\n nested = object;\n\n while (nested != null && ++index < length) {\n var key = toKey(path[index]),\n newValue = value;\n\n if (key === '__proto__' || key === 'constructor' || key === 'prototype') {\n return object;\n }\n\n if (index != lastIndex) {\n var objValue = nested[key];\n newValue = customizer ? customizer(objValue, key, nested) : undefined;\n if (newValue === undefined) {\n newValue = isObject(objValue)\n ? objValue\n : (isIndex(path[index + 1]) ? [] : {});\n }\n }\n assignValue(nested, key, newValue);\n nested = nested[key];\n }\n return object;\n }\n\n /**\n * The base implementation of `setData` without support for hot loop shorting.\n *\n * @private\n * @param {Function} func The function to associate metadata with.\n * @param {*} data The metadata.\n * @returns {Function} Returns `func`.\n */\n var baseSetData = !metaMap ? identity : function(func, data) {\n metaMap.set(func, data);\n return func;\n };\n\n /**\n * The base implementation of `setToString` without support for hot loop shorting.\n *\n * @private\n * @param {Function} func The function to modify.\n * @param {Function} string The `toString` result.\n * @returns {Function} Returns `func`.\n */\n var baseSetToString = !defineProperty ? identity : function(func, string) {\n return defineProperty(func, 'toString', {\n 'configurable': true,\n 'enumerable': false,\n 'value': constant(string),\n 'writable': true\n });\n };\n\n /**\n * The base implementation of `_.shuffle`.\n *\n * @private\n * @param {Array|Object} collection The collection to shuffle.\n * @returns {Array} Returns the new shuffled array.\n */\n function baseShuffle(collection) {\n return shuffleSelf(values(collection));\n }\n\n /**\n * The base implementation of `_.slice` without an iteratee call guard.\n *\n * @private\n * @param {Array} array The array to slice.\n * @param {number} [start=0] The start position.\n * @param {number} [end=array.length] The end position.\n * @returns {Array} Returns the slice of `array`.\n */\n function baseSlice(array, start, end) {\n var index = -1,\n length = array.length;\n\n if (start < 0) {\n start = -start > length ? 0 : (length + start);\n }\n end = end > length ? length : end;\n if (end < 0) {\n end += length;\n }\n length = start > end ? 0 : ((end - start) >>> 0);\n start >>>= 0;\n\n var result = Array(length);\n while (++index < length) {\n result[index] = array[index + start];\n }\n return result;\n }\n\n /**\n * The base implementation of `_.some` without support for iteratee shorthands.\n *\n * @private\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} predicate The function invoked per iteration.\n * @returns {boolean} Returns `true` if any element passes the predicate check,\n * else `false`.\n */\n function baseSome(collection, predicate) {\n var result;\n\n baseEach(collection, function(value, index, collection) {\n result = predicate(value, index, collection);\n return !result;\n });\n return !!result;\n }\n\n /**\n * The base implementation of `_.sortedIndex` and `_.sortedLastIndex` which\n * performs a binary search of `array` to determine the index at which `value`\n * should be inserted into `array` in order to maintain its sort order.\n *\n * @private\n * @param {Array} array The sorted array to inspect.\n * @param {*} value The value to evaluate.\n * @param {boolean} [retHighest] Specify returning the highest qualified index.\n * @returns {number} Returns the index at which `value` should be inserted\n * into `array`.\n */\n function baseSortedIndex(array, value, retHighest) {\n var low = 0,\n high = array == null ? low : array.length;\n\n if (typeof value == 'number' && value === value && high <= HALF_MAX_ARRAY_LENGTH) {\n while (low < high) {\n var mid = (low + high) >>> 1,\n computed = array[mid];\n\n if (computed !== null && !isSymbol(computed) &&\n (retHighest ? (computed <= value) : (computed < value))) {\n low = mid + 1;\n } else {\n high = mid;\n }\n }\n return high;\n }\n return baseSortedIndexBy(array, value, identity, retHighest);\n }\n\n /**\n * The base implementation of `_.sortedIndexBy` and `_.sortedLastIndexBy`\n * which invokes `iteratee` for `value` and each element of `array` to compute\n * their sort ranking. The iteratee is invoked with one argument; (value).\n *\n * @private\n * @param {Array} array The sorted array to inspect.\n * @param {*} value The value to evaluate.\n * @param {Function} iteratee The iteratee invoked per element.\n * @param {boolean} [retHighest] Specify returning the highest qualified index.\n * @returns {number} Returns the index at which `value` should be inserted\n * into `array`.\n */\n function baseSortedIndexBy(array, value, iteratee, retHighest) {\n var low = 0,\n high = array == null ? 0 : array.length;\n if (high === 0) {\n return 0;\n }\n\n value = iteratee(value);\n var valIsNaN = value !== value,\n valIsNull = value === null,\n valIsSymbol = isSymbol(value),\n valIsUndefined = value === undefined;\n\n while (low < high) {\n var mid = nativeFloor((low + high) / 2),\n computed = iteratee(array[mid]),\n othIsDefined = computed !== undefined,\n othIsNull = computed === null,\n othIsReflexive = computed === computed,\n othIsSymbol = isSymbol(computed);\n\n if (valIsNaN) {\n var setLow = retHighest || othIsReflexive;\n } else if (valIsUndefined) {\n setLow = othIsReflexive && (retHighest || othIsDefined);\n } else if (valIsNull) {\n setLow = othIsReflexive && othIsDefined && (retHighest || !othIsNull);\n } else if (valIsSymbol) {\n setLow = othIsReflexive && othIsDefined && !othIsNull && (retHighest || !othIsSymbol);\n } else if (othIsNull || othIsSymbol) {\n setLow = false;\n } else {\n setLow = retHighest ? (computed <= value) : (computed < value);\n }\n if (setLow) {\n low = mid + 1;\n } else {\n high = mid;\n }\n }\n return nativeMin(high, MAX_ARRAY_INDEX);\n }\n\n /**\n * The base implementation of `_.sortedUniq` and `_.sortedUniqBy` without\n * support for iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @returns {Array} Returns the new duplicate free array.\n */\n function baseSortedUniq(array, iteratee) {\n var index = -1,\n length = array.length,\n resIndex = 0,\n result = [];\n\n while (++index < length) {\n var value = array[index],\n computed = iteratee ? iteratee(value) : value;\n\n if (!index || !eq(computed, seen)) {\n var seen = computed;\n result[resIndex++] = value === 0 ? 0 : value;\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.toNumber` which doesn't ensure correct\n * conversions of binary, hexadecimal, or octal string values.\n *\n * @private\n * @param {*} value The value to process.\n * @returns {number} Returns the number.\n */\n function baseToNumber(value) {\n if (typeof value == 'number') {\n return value;\n }\n if (isSymbol(value)) {\n return NAN;\n }\n return +value;\n }\n\n /**\n * The base implementation of `_.toString` which doesn't convert nullish\n * values to empty strings.\n *\n * @private\n * @param {*} value The value to process.\n * @returns {string} Returns the string.\n */\n function baseToString(value) {\n // Exit early for strings to avoid a performance hit in some environments.\n if (typeof value == 'string') {\n return value;\n }\n if (isArray(value)) {\n // Recursively convert values (susceptible to call stack limits).\n return arrayMap(value, baseToString) + '';\n }\n if (isSymbol(value)) {\n return symbolToString ? symbolToString.call(value) : '';\n }\n var result = (value + '');\n return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result;\n }\n\n /**\n * The base implementation of `_.uniqBy` without support for iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new duplicate free array.\n */\n function baseUniq(array, iteratee, comparator) {\n var index = -1,\n includes = arrayIncludes,\n length = array.length,\n isCommon = true,\n result = [],\n seen = result;\n\n if (comparator) {\n isCommon = false;\n includes = arrayIncludesWith;\n }\n else if (length >= LARGE_ARRAY_SIZE) {\n var set = iteratee ? null : createSet(array);\n if (set) {\n return setToArray(set);\n }\n isCommon = false;\n includes = cacheHas;\n seen = new SetCache;\n }\n else {\n seen = iteratee ? [] : result;\n }\n outer:\n while (++index < length) {\n var value = array[index],\n computed = iteratee ? iteratee(value) : value;\n\n value = (comparator || value !== 0) ? value : 0;\n if (isCommon && computed === computed) {\n var seenIndex = seen.length;\n while (seenIndex--) {\n if (seen[seenIndex] === computed) {\n continue outer;\n }\n }\n if (iteratee) {\n seen.push(computed);\n }\n result.push(value);\n }\n else if (!includes(seen, computed, comparator)) {\n if (seen !== result) {\n seen.push(computed);\n }\n result.push(value);\n }\n }\n return result;\n }\n\n /**\n * The base implementation of `_.unset`.\n *\n * @private\n * @param {Object} object The object to modify.\n * @param {Array|string} path The property path to unset.\n * @returns {boolean} Returns `true` if the property is deleted, else `false`.\n */\n function baseUnset(object, path) {\n path = castPath(path, object);\n object = parent(object, path);\n return object == null || delete object[toKey(last(path))];\n }\n\n /**\n * The base implementation of `_.update`.\n *\n * @private\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to update.\n * @param {Function} updater The function to produce the updated value.\n * @param {Function} [customizer] The function to customize path creation.\n * @returns {Object} Returns `object`.\n */\n function baseUpdate(object, path, updater, customizer) {\n return baseSet(object, path, updater(baseGet(object, path)), customizer);\n }\n\n /**\n * The base implementation of methods like `_.dropWhile` and `_.takeWhile`\n * without support for iteratee shorthands.\n *\n * @private\n * @param {Array} array The array to query.\n * @param {Function} predicate The function invoked per iteration.\n * @param {boolean} [isDrop] Specify dropping elements instead of taking them.\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Array} Returns the slice of `array`.\n */\n function baseWhile(array, predicate, isDrop, fromRight) {\n var length = array.length,\n index = fromRight ? length : -1;\n\n while ((fromRight ? index-- : ++index < length) &&\n predicate(array[index], index, array)) {}\n\n return isDrop\n ? baseSlice(array, (fromRight ? 0 : index), (fromRight ? index + 1 : length))\n : baseSlice(array, (fromRight ? index + 1 : 0), (fromRight ? length : index));\n }\n\n /**\n * The base implementation of `wrapperValue` which returns the result of\n * performing a sequence of actions on the unwrapped `value`, where each\n * successive action is supplied the return value of the previous.\n *\n * @private\n * @param {*} value The unwrapped value.\n * @param {Array} actions Actions to perform to resolve the unwrapped value.\n * @returns {*} Returns the resolved value.\n */\n function baseWrapperValue(value, actions) {\n var result = value;\n if (result instanceof LazyWrapper) {\n result = result.value();\n }\n return arrayReduce(actions, function(result, action) {\n return action.func.apply(action.thisArg, arrayPush([result], action.args));\n }, result);\n }\n\n /**\n * The base implementation of methods like `_.xor`, without support for\n * iteratee shorthands, that accepts an array of arrays to inspect.\n *\n * @private\n * @param {Array} arrays The arrays to inspect.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of values.\n */\n function baseXor(arrays, iteratee, comparator) {\n var length = arrays.length;\n if (length < 2) {\n return length ? baseUniq(arrays[0]) : [];\n }\n var index = -1,\n result = Array(length);\n\n while (++index < length) {\n var array = arrays[index],\n othIndex = -1;\n\n while (++othIndex < length) {\n if (othIndex != index) {\n result[index] = baseDifference(result[index] || array, arrays[othIndex], iteratee, comparator);\n }\n }\n }\n return baseUniq(baseFlatten(result, 1), iteratee, comparator);\n }\n\n /**\n * This base implementation of `_.zipObject` which assigns values using `assignFunc`.\n *\n * @private\n * @param {Array} props The property identifiers.\n * @param {Array} values The property values.\n * @param {Function} assignFunc The function to assign values.\n * @returns {Object} Returns the new object.\n */\n function baseZipObject(props, values, assignFunc) {\n var index = -1,\n length = props.length,\n valsLength = values.length,\n result = {};\n\n while (++index < length) {\n var value = index < valsLength ? values[index] : undefined;\n assignFunc(result, props[index], value);\n }\n return result;\n }\n\n /**\n * Casts `value` to an empty array if it's not an array like object.\n *\n * @private\n * @param {*} value The value to inspect.\n * @returns {Array|Object} Returns the cast array-like object.\n */\n function castArrayLikeObject(value) {\n return isArrayLikeObject(value) ? value : [];\n }\n\n /**\n * Casts `value` to `identity` if it's not a function.\n *\n * @private\n * @param {*} value The value to inspect.\n * @returns {Function} Returns cast function.\n */\n function castFunction(value) {\n return typeof value == 'function' ? value : identity;\n }\n\n /**\n * Casts `value` to a path array if it's not one.\n *\n * @private\n * @param {*} value The value to inspect.\n * @param {Object} [object] The object to query keys on.\n * @returns {Array} Returns the cast property path array.\n */\n function castPath(value, object) {\n if (isArray(value)) {\n return value;\n }\n return isKey(value, object) ? [value] : stringToPath(toString(value));\n }\n\n /**\n * A `baseRest` alias which can be replaced with `identity` by module\n * replacement plugins.\n *\n * @private\n * @type {Function}\n * @param {Function} func The function to apply a rest parameter to.\n * @returns {Function} Returns the new function.\n */\n var castRest = baseRest;\n\n /**\n * Casts `array` to a slice if it's needed.\n *\n * @private\n * @param {Array} array The array to inspect.\n * @param {number} start The start position.\n * @param {number} [end=array.length] The end position.\n * @returns {Array} Returns the cast slice.\n */\n function castSlice(array, start, end) {\n var length = array.length;\n end = end === undefined ? length : end;\n return (!start && end >= length) ? array : baseSlice(array, start, end);\n }\n\n /**\n * A simple wrapper around the global [`clearTimeout`](https://mdn.io/clearTimeout).\n *\n * @private\n * @param {number|Object} id The timer id or timeout object of the timer to clear.\n */\n var clearTimeout = ctxClearTimeout || function(id) {\n return root.clearTimeout(id);\n };\n\n /**\n * Creates a clone of `buffer`.\n *\n * @private\n * @param {Buffer} buffer The buffer to clone.\n * @param {boolean} [isDeep] Specify a deep clone.\n * @returns {Buffer} Returns the cloned buffer.\n */\n function cloneBuffer(buffer, isDeep) {\n if (isDeep) {\n return buffer.slice();\n }\n var length = buffer.length,\n result = allocUnsafe ? allocUnsafe(length) : new buffer.constructor(length);\n\n buffer.copy(result);\n return result;\n }\n\n /**\n * Creates a clone of `arrayBuffer`.\n *\n * @private\n * @param {ArrayBuffer} arrayBuffer The array buffer to clone.\n * @returns {ArrayBuffer} Returns the cloned array buffer.\n */\n function cloneArrayBuffer(arrayBuffer) {\n var result = new arrayBuffer.constructor(arrayBuffer.byteLength);\n new Uint8Array(result).set(new Uint8Array(arrayBuffer));\n return result;\n }\n\n /**\n * Creates a clone of `dataView`.\n *\n * @private\n * @param {Object} dataView The data view to clone.\n * @param {boolean} [isDeep] Specify a deep clone.\n * @returns {Object} Returns the cloned data view.\n */\n function cloneDataView(dataView, isDeep) {\n var buffer = isDeep ? cloneArrayBuffer(dataView.buffer) : dataView.buffer;\n return new dataView.constructor(buffer, dataView.byteOffset, dataView.byteLength);\n }\n\n /**\n * Creates a clone of `regexp`.\n *\n * @private\n * @param {Object} regexp The regexp to clone.\n * @returns {Object} Returns the cloned regexp.\n */\n function cloneRegExp(regexp) {\n var result = new regexp.constructor(regexp.source, reFlags.exec(regexp));\n result.lastIndex = regexp.lastIndex;\n return result;\n }\n\n /**\n * Creates a clone of the `symbol` object.\n *\n * @private\n * @param {Object} symbol The symbol object to clone.\n * @returns {Object} Returns the cloned symbol object.\n */\n function cloneSymbol(symbol) {\n return symbolValueOf ? Object(symbolValueOf.call(symbol)) : {};\n }\n\n /**\n * Creates a clone of `typedArray`.\n *\n * @private\n * @param {Object} typedArray The typed array to clone.\n * @param {boolean} [isDeep] Specify a deep clone.\n * @returns {Object} Returns the cloned typed array.\n */\n function cloneTypedArray(typedArray, isDeep) {\n var buffer = isDeep ? cloneArrayBuffer(typedArray.buffer) : typedArray.buffer;\n return new typedArray.constructor(buffer, typedArray.byteOffset, typedArray.length);\n }\n\n /**\n * Compares values to sort them in ascending order.\n *\n * @private\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {number} Returns the sort order indicator for `value`.\n */\n function compareAscending(value, other) {\n if (value !== other) {\n var valIsDefined = value !== undefined,\n valIsNull = value === null,\n valIsReflexive = value === value,\n valIsSymbol = isSymbol(value);\n\n var othIsDefined = other !== undefined,\n othIsNull = other === null,\n othIsReflexive = other === other,\n othIsSymbol = isSymbol(other);\n\n if ((!othIsNull && !othIsSymbol && !valIsSymbol && value > other) ||\n (valIsSymbol && othIsDefined && othIsReflexive && !othIsNull && !othIsSymbol) ||\n (valIsNull && othIsDefined && othIsReflexive) ||\n (!valIsDefined && othIsReflexive) ||\n !valIsReflexive) {\n return 1;\n }\n if ((!valIsNull && !valIsSymbol && !othIsSymbol && value < other) ||\n (othIsSymbol && valIsDefined && valIsReflexive && !valIsNull && !valIsSymbol) ||\n (othIsNull && valIsDefined && valIsReflexive) ||\n (!othIsDefined && valIsReflexive) ||\n !othIsReflexive) {\n return -1;\n }\n }\n return 0;\n }\n\n /**\n * Used by `_.orderBy` to compare multiple properties of a value to another\n * and stable sort them.\n *\n * If `orders` is unspecified, all values are sorted in ascending order. Otherwise,\n * specify an order of \"desc\" for descending or \"asc\" for ascending sort order\n * of corresponding values.\n *\n * @private\n * @param {Object} object The object to compare.\n * @param {Object} other The other object to compare.\n * @param {boolean[]|string[]} orders The order to sort by for each property.\n * @returns {number} Returns the sort order indicator for `object`.\n */\n function compareMultiple(object, other, orders) {\n var index = -1,\n objCriteria = object.criteria,\n othCriteria = other.criteria,\n length = objCriteria.length,\n ordersLength = orders.length;\n\n while (++index < length) {\n var result = compareAscending(objCriteria[index], othCriteria[index]);\n if (result) {\n if (index >= ordersLength) {\n return result;\n }\n var order = orders[index];\n return result * (order == 'desc' ? -1 : 1);\n }\n }\n // Fixes an `Array#sort` bug in the JS engine embedded in Adobe applications\n // that causes it, under certain circumstances, to provide the same value for\n // `object` and `other`. See https://github.com/jashkenas/underscore/pull/1247\n // for more details.\n //\n // This also ensures a stable sort in V8 and other engines.\n // See https://bugs.chromium.org/p/v8/issues/detail?id=90 for more details.\n return object.index - other.index;\n }\n\n /**\n * Creates an array that is the composition of partially applied arguments,\n * placeholders, and provided arguments into a single array of arguments.\n *\n * @private\n * @param {Array} args The provided arguments.\n * @param {Array} partials The arguments to prepend to those provided.\n * @param {Array} holders The `partials` placeholder indexes.\n * @params {boolean} [isCurried] Specify composing for a curried function.\n * @returns {Array} Returns the new array of composed arguments.\n */\n function composeArgs(args, partials, holders, isCurried) {\n var argsIndex = -1,\n argsLength = args.length,\n holdersLength = holders.length,\n leftIndex = -1,\n leftLength = partials.length,\n rangeLength = nativeMax(argsLength - holdersLength, 0),\n result = Array(leftLength + rangeLength),\n isUncurried = !isCurried;\n\n while (++leftIndex < leftLength) {\n result[leftIndex] = partials[leftIndex];\n }\n while (++argsIndex < holdersLength) {\n if (isUncurried || argsIndex < argsLength) {\n result[holders[argsIndex]] = args[argsIndex];\n }\n }\n while (rangeLength--) {\n result[leftIndex++] = args[argsIndex++];\n }\n return result;\n }\n\n /**\n * This function is like `composeArgs` except that the arguments composition\n * is tailored for `_.partialRight`.\n *\n * @private\n * @param {Array} args The provided arguments.\n * @param {Array} partials The arguments to append to those provided.\n * @param {Array} holders The `partials` placeholder indexes.\n * @params {boolean} [isCurried] Specify composing for a curried function.\n * @returns {Array} Returns the new array of composed arguments.\n */\n function composeArgsRight(args, partials, holders, isCurried) {\n var argsIndex = -1,\n argsLength = args.length,\n holdersIndex = -1,\n holdersLength = holders.length,\n rightIndex = -1,\n rightLength = partials.length,\n rangeLength = nativeMax(argsLength - holdersLength, 0),\n result = Array(rangeLength + rightLength),\n isUncurried = !isCurried;\n\n while (++argsIndex < rangeLength) {\n result[argsIndex] = args[argsIndex];\n }\n var offset = argsIndex;\n while (++rightIndex < rightLength) {\n result[offset + rightIndex] = partials[rightIndex];\n }\n while (++holdersIndex < holdersLength) {\n if (isUncurried || argsIndex < argsLength) {\n result[offset + holders[holdersIndex]] = args[argsIndex++];\n }\n }\n return result;\n }\n\n /**\n * Copies the values of `source` to `array`.\n *\n * @private\n * @param {Array} source The array to copy values from.\n * @param {Array} [array=[]] The array to copy values to.\n * @returns {Array} Returns `array`.\n */\n function copyArray(source, array) {\n var index = -1,\n length = source.length;\n\n array || (array = Array(length));\n while (++index < length) {\n array[index] = source[index];\n }\n return array;\n }\n\n /**\n * Copies properties of `source` to `object`.\n *\n * @private\n * @param {Object} source The object to copy properties from.\n * @param {Array} props The property identifiers to copy.\n * @param {Object} [object={}] The object to copy properties to.\n * @param {Function} [customizer] The function to customize copied values.\n * @returns {Object} Returns `object`.\n */\n function copyObject(source, props, object, customizer) {\n var isNew = !object;\n object || (object = {});\n\n var index = -1,\n length = props.length;\n\n while (++index < length) {\n var key = props[index];\n\n var newValue = customizer\n ? customizer(object[key], source[key], key, object, source)\n : undefined;\n\n if (newValue === undefined) {\n newValue = source[key];\n }\n if (isNew) {\n baseAssignValue(object, key, newValue);\n } else {\n assignValue(object, key, newValue);\n }\n }\n return object;\n }\n\n /**\n * Copies own symbols of `source` to `object`.\n *\n * @private\n * @param {Object} source The object to copy symbols from.\n * @param {Object} [object={}] The object to copy symbols to.\n * @returns {Object} Returns `object`.\n */\n function copySymbols(source, object) {\n return copyObject(source, getSymbols(source), object);\n }\n\n /**\n * Copies own and inherited symbols of `source` to `object`.\n *\n * @private\n * @param {Object} source The object to copy symbols from.\n * @param {Object} [object={}] The object to copy symbols to.\n * @returns {Object} Returns `object`.\n */\n function copySymbolsIn(source, object) {\n return copyObject(source, getSymbolsIn(source), object);\n }\n\n /**\n * Creates a function like `_.groupBy`.\n *\n * @private\n * @param {Function} setter The function to set accumulator values.\n * @param {Function} [initializer] The accumulator object initializer.\n * @returns {Function} Returns the new aggregator function.\n */\n function createAggregator(setter, initializer) {\n return function(collection, iteratee) {\n var func = isArray(collection) ? arrayAggregator : baseAggregator,\n accumulator = initializer ? initializer() : {};\n\n return func(collection, setter, getIteratee(iteratee, 2), accumulator);\n };\n }\n\n /**\n * Creates a function like `_.assign`.\n *\n * @private\n * @param {Function} assigner The function to assign values.\n * @returns {Function} Returns the new assigner function.\n */\n function createAssigner(assigner) {\n return baseRest(function(object, sources) {\n var index = -1,\n length = sources.length,\n customizer = length > 1 ? sources[length - 1] : undefined,\n guard = length > 2 ? sources[2] : undefined;\n\n customizer = (assigner.length > 3 && typeof customizer == 'function')\n ? (length--, customizer)\n : undefined;\n\n if (guard && isIterateeCall(sources[0], sources[1], guard)) {\n customizer = length < 3 ? undefined : customizer;\n length = 1;\n }\n object = Object(object);\n while (++index < length) {\n var source = sources[index];\n if (source) {\n assigner(object, source, index, customizer);\n }\n }\n return object;\n });\n }\n\n /**\n * Creates a `baseEach` or `baseEachRight` function.\n *\n * @private\n * @param {Function} eachFunc The function to iterate over a collection.\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Function} Returns the new base function.\n */\n function createBaseEach(eachFunc, fromRight) {\n return function(collection, iteratee) {\n if (collection == null) {\n return collection;\n }\n if (!isArrayLike(collection)) {\n return eachFunc(collection, iteratee);\n }\n var length = collection.length,\n index = fromRight ? length : -1,\n iterable = Object(collection);\n\n while ((fromRight ? index-- : ++index < length)) {\n if (iteratee(iterable[index], index, iterable) === false) {\n break;\n }\n }\n return collection;\n };\n }\n\n /**\n * Creates a base function for methods like `_.forIn` and `_.forOwn`.\n *\n * @private\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Function} Returns the new base function.\n */\n function createBaseFor(fromRight) {\n return function(object, iteratee, keysFunc) {\n var index = -1,\n iterable = Object(object),\n props = keysFunc(object),\n length = props.length;\n\n while (length--) {\n var key = props[fromRight ? length : ++index];\n if (iteratee(iterable[key], key, iterable) === false) {\n break;\n }\n }\n return object;\n };\n }\n\n /**\n * Creates a function that wraps `func` to invoke it with the optional `this`\n * binding of `thisArg`.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @param {*} [thisArg] The `this` binding of `func`.\n * @returns {Function} Returns the new wrapped function.\n */\n function createBind(func, bitmask, thisArg) {\n var isBind = bitmask & WRAP_BIND_FLAG,\n Ctor = createCtor(func);\n\n function wrapper() {\n var fn = (this && this !== root && this instanceof wrapper) ? Ctor : func;\n return fn.apply(isBind ? thisArg : this, arguments);\n }\n return wrapper;\n }\n\n /**\n * Creates a function like `_.lowerFirst`.\n *\n * @private\n * @param {string} methodName The name of the `String` case method to use.\n * @returns {Function} Returns the new case function.\n */\n function createCaseFirst(methodName) {\n return function(string) {\n string = toString(string);\n\n var strSymbols = hasUnicode(string)\n ? stringToArray(string)\n : undefined;\n\n var chr = strSymbols\n ? strSymbols[0]\n : string.charAt(0);\n\n var trailing = strSymbols\n ? castSlice(strSymbols, 1).join('')\n : string.slice(1);\n\n return chr[methodName]() + trailing;\n };\n }\n\n /**\n * Creates a function like `_.camelCase`.\n *\n * @private\n * @param {Function} callback The function to combine each word.\n * @returns {Function} Returns the new compounder function.\n */\n function createCompounder(callback) {\n return function(string) {\n return arrayReduce(words(deburr(string).replace(reApos, '')), callback, '');\n };\n }\n\n /**\n * Creates a function that produces an instance of `Ctor` regardless of\n * whether it was invoked as part of a `new` expression or by `call` or `apply`.\n *\n * @private\n * @param {Function} Ctor The constructor to wrap.\n * @returns {Function} Returns the new wrapped function.\n */\n function createCtor(Ctor) {\n return function() {\n // Use a `switch` statement to work with class constructors. See\n // http://ecma-international.org/ecma-262/7.0/#sec-ecmascript-function-objects-call-thisargument-argumentslist\n // for more details.\n var args = arguments;\n switch (args.length) {\n case 0: return new Ctor;\n case 1: return new Ctor(args[0]);\n case 2: return new Ctor(args[0], args[1]);\n case 3: return new Ctor(args[0], args[1], args[2]);\n case 4: return new Ctor(args[0], args[1], args[2], args[3]);\n case 5: return new Ctor(args[0], args[1], args[2], args[3], args[4]);\n case 6: return new Ctor(args[0], args[1], args[2], args[3], args[4], args[5]);\n case 7: return new Ctor(args[0], args[1], args[2], args[3], args[4], args[5], args[6]);\n }\n var thisBinding = baseCreate(Ctor.prototype),\n result = Ctor.apply(thisBinding, args);\n\n // Mimic the constructor's `return` behavior.\n // See https://es5.github.io/#x13.2.2 for more details.\n return isObject(result) ? result : thisBinding;\n };\n }\n\n /**\n * Creates a function that wraps `func` to enable currying.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @param {number} arity The arity of `func`.\n * @returns {Function} Returns the new wrapped function.\n */\n function createCurry(func, bitmask, arity) {\n var Ctor = createCtor(func);\n\n function wrapper() {\n var length = arguments.length,\n args = Array(length),\n index = length,\n placeholder = getHolder(wrapper);\n\n while (index--) {\n args[index] = arguments[index];\n }\n var holders = (length < 3 && args[0] !== placeholder && args[length - 1] !== placeholder)\n ? []\n : replaceHolders(args, placeholder);\n\n length -= holders.length;\n if (length < arity) {\n return createRecurry(\n func, bitmask, createHybrid, wrapper.placeholder, undefined,\n args, holders, undefined, undefined, arity - length);\n }\n var fn = (this && this !== root && this instanceof wrapper) ? Ctor : func;\n return apply(fn, this, args);\n }\n return wrapper;\n }\n\n /**\n * Creates a `_.find` or `_.findLast` function.\n *\n * @private\n * @param {Function} findIndexFunc The function to find the collection index.\n * @returns {Function} Returns the new find function.\n */\n function createFind(findIndexFunc) {\n return function(collection, predicate, fromIndex) {\n var iterable = Object(collection);\n if (!isArrayLike(collection)) {\n var iteratee = getIteratee(predicate, 3);\n collection = keys(collection);\n predicate = function(key) { return iteratee(iterable[key], key, iterable); };\n }\n var index = findIndexFunc(collection, predicate, fromIndex);\n return index > -1 ? iterable[iteratee ? collection[index] : index] : undefined;\n };\n }\n\n /**\n * Creates a `_.flow` or `_.flowRight` function.\n *\n * @private\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Function} Returns the new flow function.\n */\n function createFlow(fromRight) {\n return flatRest(function(funcs) {\n var length = funcs.length,\n index = length,\n prereq = LodashWrapper.prototype.thru;\n\n if (fromRight) {\n funcs.reverse();\n }\n while (index--) {\n var func = funcs[index];\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n if (prereq && !wrapper && getFuncName(func) == 'wrapper') {\n var wrapper = new LodashWrapper([], true);\n }\n }\n index = wrapper ? index : length;\n while (++index < length) {\n func = funcs[index];\n\n var funcName = getFuncName(func),\n data = funcName == 'wrapper' ? getData(func) : undefined;\n\n if (data && isLaziable(data[0]) &&\n data[1] == (WRAP_ARY_FLAG | WRAP_CURRY_FLAG | WRAP_PARTIAL_FLAG | WRAP_REARG_FLAG) &&\n !data[4].length && data[9] == 1\n ) {\n wrapper = wrapper[getFuncName(data[0])].apply(wrapper, data[3]);\n } else {\n wrapper = (func.length == 1 && isLaziable(func))\n ? wrapper[funcName]()\n : wrapper.thru(func);\n }\n }\n return function() {\n var args = arguments,\n value = args[0];\n\n if (wrapper && args.length == 1 && isArray(value)) {\n return wrapper.plant(value).value();\n }\n var index = 0,\n result = length ? funcs[index].apply(this, args) : value;\n\n while (++index < length) {\n result = funcs[index].call(this, result);\n }\n return result;\n };\n });\n }\n\n /**\n * Creates a function that wraps `func` to invoke it with optional `this`\n * binding of `thisArg`, partial application, and currying.\n *\n * @private\n * @param {Function|string} func The function or method name to wrap.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @param {*} [thisArg] The `this` binding of `func`.\n * @param {Array} [partials] The arguments to prepend to those provided to\n * the new function.\n * @param {Array} [holders] The `partials` placeholder indexes.\n * @param {Array} [partialsRight] The arguments to append to those provided\n * to the new function.\n * @param {Array} [holdersRight] The `partialsRight` placeholder indexes.\n * @param {Array} [argPos] The argument positions of the new function.\n * @param {number} [ary] The arity cap of `func`.\n * @param {number} [arity] The arity of `func`.\n * @returns {Function} Returns the new wrapped function.\n */\n function createHybrid(func, bitmask, thisArg, partials, holders, partialsRight, holdersRight, argPos, ary, arity) {\n var isAry = bitmask & WRAP_ARY_FLAG,\n isBind = bitmask & WRAP_BIND_FLAG,\n isBindKey = bitmask & WRAP_BIND_KEY_FLAG,\n isCurried = bitmask & (WRAP_CURRY_FLAG | WRAP_CURRY_RIGHT_FLAG),\n isFlip = bitmask & WRAP_FLIP_FLAG,\n Ctor = isBindKey ? undefined : createCtor(func);\n\n function wrapper() {\n var length = arguments.length,\n args = Array(length),\n index = length;\n\n while (index--) {\n args[index] = arguments[index];\n }\n if (isCurried) {\n var placeholder = getHolder(wrapper),\n holdersCount = countHolders(args, placeholder);\n }\n if (partials) {\n args = composeArgs(args, partials, holders, isCurried);\n }\n if (partialsRight) {\n args = composeArgsRight(args, partialsRight, holdersRight, isCurried);\n }\n length -= holdersCount;\n if (isCurried && length < arity) {\n var newHolders = replaceHolders(args, placeholder);\n return createRecurry(\n func, bitmask, createHybrid, wrapper.placeholder, thisArg,\n args, newHolders, argPos, ary, arity - length\n );\n }\n var thisBinding = isBind ? thisArg : this,\n fn = isBindKey ? thisBinding[func] : func;\n\n length = args.length;\n if (argPos) {\n args = reorder(args, argPos);\n } else if (isFlip && length > 1) {\n args.reverse();\n }\n if (isAry && ary < length) {\n args.length = ary;\n }\n if (this && this !== root && this instanceof wrapper) {\n fn = Ctor || createCtor(fn);\n }\n return fn.apply(thisBinding, args);\n }\n return wrapper;\n }\n\n /**\n * Creates a function like `_.invertBy`.\n *\n * @private\n * @param {Function} setter The function to set accumulator values.\n * @param {Function} toIteratee The function to resolve iteratees.\n * @returns {Function} Returns the new inverter function.\n */\n function createInverter(setter, toIteratee) {\n return function(object, iteratee) {\n return baseInverter(object, setter, toIteratee(iteratee), {});\n };\n }\n\n /**\n * Creates a function that performs a mathematical operation on two values.\n *\n * @private\n * @param {Function} operator The function to perform the operation.\n * @param {number} [defaultValue] The value used for `undefined` arguments.\n * @returns {Function} Returns the new mathematical operation function.\n */\n function createMathOperation(operator, defaultValue) {\n return function(value, other) {\n var result;\n if (value === undefined && other === undefined) {\n return defaultValue;\n }\n if (value !== undefined) {\n result = value;\n }\n if (other !== undefined) {\n if (result === undefined) {\n return other;\n }\n if (typeof value == 'string' || typeof other == 'string') {\n value = baseToString(value);\n other = baseToString(other);\n } else {\n value = baseToNumber(value);\n other = baseToNumber(other);\n }\n result = operator(value, other);\n }\n return result;\n };\n }\n\n /**\n * Creates a function like `_.over`.\n *\n * @private\n * @param {Function} arrayFunc The function to iterate over iteratees.\n * @returns {Function} Returns the new over function.\n */\n function createOver(arrayFunc) {\n return flatRest(function(iteratees) {\n iteratees = arrayMap(iteratees, baseUnary(getIteratee()));\n return baseRest(function(args) {\n var thisArg = this;\n return arrayFunc(iteratees, function(iteratee) {\n return apply(iteratee, thisArg, args);\n });\n });\n });\n }\n\n /**\n * Creates the padding for `string` based on `length`. The `chars` string\n * is truncated if the number of characters exceeds `length`.\n *\n * @private\n * @param {number} length The padding length.\n * @param {string} [chars=' '] The string used as padding.\n * @returns {string} Returns the padding for `string`.\n */\n function createPadding(length, chars) {\n chars = chars === undefined ? ' ' : baseToString(chars);\n\n var charsLength = chars.length;\n if (charsLength < 2) {\n return charsLength ? baseRepeat(chars, length) : chars;\n }\n var result = baseRepeat(chars, nativeCeil(length / stringSize(chars)));\n return hasUnicode(chars)\n ? castSlice(stringToArray(result), 0, length).join('')\n : result.slice(0, length);\n }\n\n /**\n * Creates a function that wraps `func` to invoke it with the `this` binding\n * of `thisArg` and `partials` prepended to the arguments it receives.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @param {*} thisArg The `this` binding of `func`.\n * @param {Array} partials The arguments to prepend to those provided to\n * the new function.\n * @returns {Function} Returns the new wrapped function.\n */\n function createPartial(func, bitmask, thisArg, partials) {\n var isBind = bitmask & WRAP_BIND_FLAG,\n Ctor = createCtor(func);\n\n function wrapper() {\n var argsIndex = -1,\n argsLength = arguments.length,\n leftIndex = -1,\n leftLength = partials.length,\n args = Array(leftLength + argsLength),\n fn = (this && this !== root && this instanceof wrapper) ? Ctor : func;\n\n while (++leftIndex < leftLength) {\n args[leftIndex] = partials[leftIndex];\n }\n while (argsLength--) {\n args[leftIndex++] = arguments[++argsIndex];\n }\n return apply(fn, isBind ? thisArg : this, args);\n }\n return wrapper;\n }\n\n /**\n * Creates a `_.range` or `_.rangeRight` function.\n *\n * @private\n * @param {boolean} [fromRight] Specify iterating from right to left.\n * @returns {Function} Returns the new range function.\n */\n function createRange(fromRight) {\n return function(start, end, step) {\n if (step && typeof step != 'number' && isIterateeCall(start, end, step)) {\n end = step = undefined;\n }\n // Ensure the sign of `-0` is preserved.\n start = toFinite(start);\n if (end === undefined) {\n end = start;\n start = 0;\n } else {\n end = toFinite(end);\n }\n step = step === undefined ? (start < end ? 1 : -1) : toFinite(step);\n return baseRange(start, end, step, fromRight);\n };\n }\n\n /**\n * Creates a function that performs a relational operation on two values.\n *\n * @private\n * @param {Function} operator The function to perform the operation.\n * @returns {Function} Returns the new relational operation function.\n */\n function createRelationalOperation(operator) {\n return function(value, other) {\n if (!(typeof value == 'string' && typeof other == 'string')) {\n value = toNumber(value);\n other = toNumber(other);\n }\n return operator(value, other);\n };\n }\n\n /**\n * Creates a function that wraps `func` to continue currying.\n *\n * @private\n * @param {Function} func The function to wrap.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @param {Function} wrapFunc The function to create the `func` wrapper.\n * @param {*} placeholder The placeholder value.\n * @param {*} [thisArg] The `this` binding of `func`.\n * @param {Array} [partials] The arguments to prepend to those provided to\n * the new function.\n * @param {Array} [holders] The `partials` placeholder indexes.\n * @param {Array} [argPos] The argument positions of the new function.\n * @param {number} [ary] The arity cap of `func`.\n * @param {number} [arity] The arity of `func`.\n * @returns {Function} Returns the new wrapped function.\n */\n function createRecurry(func, bitmask, wrapFunc, placeholder, thisArg, partials, holders, argPos, ary, arity) {\n var isCurry = bitmask & WRAP_CURRY_FLAG,\n newHolders = isCurry ? holders : undefined,\n newHoldersRight = isCurry ? undefined : holders,\n newPartials = isCurry ? partials : undefined,\n newPartialsRight = isCurry ? undefined : partials;\n\n bitmask |= (isCurry ? WRAP_PARTIAL_FLAG : WRAP_PARTIAL_RIGHT_FLAG);\n bitmask &= ~(isCurry ? WRAP_PARTIAL_RIGHT_FLAG : WRAP_PARTIAL_FLAG);\n\n if (!(bitmask & WRAP_CURRY_BOUND_FLAG)) {\n bitmask &= ~(WRAP_BIND_FLAG | WRAP_BIND_KEY_FLAG);\n }\n var newData = [\n func, bitmask, thisArg, newPartials, newHolders, newPartialsRight,\n newHoldersRight, argPos, ary, arity\n ];\n\n var result = wrapFunc.apply(undefined, newData);\n if (isLaziable(func)) {\n setData(result, newData);\n }\n result.placeholder = placeholder;\n return setWrapToString(result, func, bitmask);\n }\n\n /**\n * Creates a function like `_.round`.\n *\n * @private\n * @param {string} methodName The name of the `Math` method to use when rounding.\n * @returns {Function} Returns the new round function.\n */\n function createRound(methodName) {\n var func = Math[methodName];\n return function(number, precision) {\n number = toNumber(number);\n precision = precision == null ? 0 : nativeMin(toInteger(precision), 292);\n if (precision && nativeIsFinite(number)) {\n // Shift with exponential notation to avoid floating-point issues.\n // See [MDN](https://mdn.io/round#Examples) for more details.\n var pair = (toString(number) + 'e').split('e'),\n value = func(pair[0] + 'e' + (+pair[1] + precision));\n\n pair = (toString(value) + 'e').split('e');\n return +(pair[0] + 'e' + (+pair[1] - precision));\n }\n return func(number);\n };\n }\n\n /**\n * Creates a set object of `values`.\n *\n * @private\n * @param {Array} values The values to add to the set.\n * @returns {Object} Returns the new set.\n */\n var createSet = !(Set && (1 / setToArray(new Set([,-0]))[1]) == INFINITY) ? noop : function(values) {\n return new Set(values);\n };\n\n /**\n * Creates a `_.toPairs` or `_.toPairsIn` function.\n *\n * @private\n * @param {Function} keysFunc The function to get the keys of a given object.\n * @returns {Function} Returns the new pairs function.\n */\n function createToPairs(keysFunc) {\n return function(object) {\n var tag = getTag(object);\n if (tag == mapTag) {\n return mapToArray(object);\n }\n if (tag == setTag) {\n return setToPairs(object);\n }\n return baseToPairs(object, keysFunc(object));\n };\n }\n\n /**\n * Creates a function that either curries or invokes `func` with optional\n * `this` binding and partially applied arguments.\n *\n * @private\n * @param {Function|string} func The function or method name to wrap.\n * @param {number} bitmask The bitmask flags.\n * 1 - `_.bind`\n * 2 - `_.bindKey`\n * 4 - `_.curry` or `_.curryRight` of a bound function\n * 8 - `_.curry`\n * 16 - `_.curryRight`\n * 32 - `_.partial`\n * 64 - `_.partialRight`\n * 128 - `_.rearg`\n * 256 - `_.ary`\n * 512 - `_.flip`\n * @param {*} [thisArg] The `this` binding of `func`.\n * @param {Array} [partials] The arguments to be partially applied.\n * @param {Array} [holders] The `partials` placeholder indexes.\n * @param {Array} [argPos] The argument positions of the new function.\n * @param {number} [ary] The arity cap of `func`.\n * @param {number} [arity] The arity of `func`.\n * @returns {Function} Returns the new wrapped function.\n */\n function createWrap(func, bitmask, thisArg, partials, holders, argPos, ary, arity) {\n var isBindKey = bitmask & WRAP_BIND_KEY_FLAG;\n if (!isBindKey && typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n var length = partials ? partials.length : 0;\n if (!length) {\n bitmask &= ~(WRAP_PARTIAL_FLAG | WRAP_PARTIAL_RIGHT_FLAG);\n partials = holders = undefined;\n }\n ary = ary === undefined ? ary : nativeMax(toInteger(ary), 0);\n arity = arity === undefined ? arity : toInteger(arity);\n length -= holders ? holders.length : 0;\n\n if (bitmask & WRAP_PARTIAL_RIGHT_FLAG) {\n var partialsRight = partials,\n holdersRight = holders;\n\n partials = holders = undefined;\n }\n var data = isBindKey ? undefined : getData(func);\n\n var newData = [\n func, bitmask, thisArg, partials, holders, partialsRight, holdersRight,\n argPos, ary, arity\n ];\n\n if (data) {\n mergeData(newData, data);\n }\n func = newData[0];\n bitmask = newData[1];\n thisArg = newData[2];\n partials = newData[3];\n holders = newData[4];\n arity = newData[9] = newData[9] === undefined\n ? (isBindKey ? 0 : func.length)\n : nativeMax(newData[9] - length, 0);\n\n if (!arity && bitmask & (WRAP_CURRY_FLAG | WRAP_CURRY_RIGHT_FLAG)) {\n bitmask &= ~(WRAP_CURRY_FLAG | WRAP_CURRY_RIGHT_FLAG);\n }\n if (!bitmask || bitmask == WRAP_BIND_FLAG) {\n var result = createBind(func, bitmask, thisArg);\n } else if (bitmask == WRAP_CURRY_FLAG || bitmask == WRAP_CURRY_RIGHT_FLAG) {\n result = createCurry(func, bitmask, arity);\n } else if ((bitmask == WRAP_PARTIAL_FLAG || bitmask == (WRAP_BIND_FLAG | WRAP_PARTIAL_FLAG)) && !holders.length) {\n result = createPartial(func, bitmask, thisArg, partials);\n } else {\n result = createHybrid.apply(undefined, newData);\n }\n var setter = data ? baseSetData : setData;\n return setWrapToString(setter(result, newData), func, bitmask);\n }\n\n /**\n * Used by `_.defaults` to customize its `_.assignIn` use to assign properties\n * of source objects to the destination object for all destination properties\n * that resolve to `undefined`.\n *\n * @private\n * @param {*} objValue The destination value.\n * @param {*} srcValue The source value.\n * @param {string} key The key of the property to assign.\n * @param {Object} object The parent object of `objValue`.\n * @returns {*} Returns the value to assign.\n */\n function customDefaultsAssignIn(objValue, srcValue, key, object) {\n if (objValue === undefined ||\n (eq(objValue, objectProto[key]) && !hasOwnProperty.call(object, key))) {\n return srcValue;\n }\n return objValue;\n }\n\n /**\n * Used by `_.defaultsDeep` to customize its `_.merge` use to merge source\n * objects into destination objects that are passed thru.\n *\n * @private\n * @param {*} objValue The destination value.\n * @param {*} srcValue The source value.\n * @param {string} key The key of the property to merge.\n * @param {Object} object The parent object of `objValue`.\n * @param {Object} source The parent object of `srcValue`.\n * @param {Object} [stack] Tracks traversed source values and their merged\n * counterparts.\n * @returns {*} Returns the value to assign.\n */\n function customDefaultsMerge(objValue, srcValue, key, object, source, stack) {\n if (isObject(objValue) && isObject(srcValue)) {\n // Recursively merge objects and arrays (susceptible to call stack limits).\n stack.set(srcValue, objValue);\n baseMerge(objValue, srcValue, undefined, customDefaultsMerge, stack);\n stack['delete'](srcValue);\n }\n return objValue;\n }\n\n /**\n * Used by `_.omit` to customize its `_.cloneDeep` use to only clone plain\n * objects.\n *\n * @private\n * @param {*} value The value to inspect.\n * @param {string} key The key of the property to inspect.\n * @returns {*} Returns the uncloned value or `undefined` to defer cloning to `_.cloneDeep`.\n */\n function customOmitClone(value) {\n return isPlainObject(value) ? undefined : value;\n }\n\n /**\n * A specialized version of `baseIsEqualDeep` for arrays with support for\n * partial deep comparisons.\n *\n * @private\n * @param {Array} array The array to compare.\n * @param {Array} other The other array to compare.\n * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.\n * @param {Function} customizer The function to customize comparisons.\n * @param {Function} equalFunc The function to determine equivalents of values.\n * @param {Object} stack Tracks traversed `array` and `other` objects.\n * @returns {boolean} Returns `true` if the arrays are equivalent, else `false`.\n */\n function equalArrays(array, other, bitmask, customizer, equalFunc, stack) {\n var isPartial = bitmask & COMPARE_PARTIAL_FLAG,\n arrLength = array.length,\n othLength = other.length;\n\n if (arrLength != othLength && !(isPartial && othLength > arrLength)) {\n return false;\n }\n // Check that cyclic values are equal.\n var arrStacked = stack.get(array);\n var othStacked = stack.get(other);\n if (arrStacked && othStacked) {\n return arrStacked == other && othStacked == array;\n }\n var index = -1,\n result = true,\n seen = (bitmask & COMPARE_UNORDERED_FLAG) ? new SetCache : undefined;\n\n stack.set(array, other);\n stack.set(other, array);\n\n // Ignore non-index properties.\n while (++index < arrLength) {\n var arrValue = array[index],\n othValue = other[index];\n\n if (customizer) {\n var compared = isPartial\n ? customizer(othValue, arrValue, index, other, array, stack)\n : customizer(arrValue, othValue, index, array, other, stack);\n }\n if (compared !== undefined) {\n if (compared) {\n continue;\n }\n result = false;\n break;\n }\n // Recursively compare arrays (susceptible to call stack limits).\n if (seen) {\n if (!arraySome(other, function(othValue, othIndex) {\n if (!cacheHas(seen, othIndex) &&\n (arrValue === othValue || equalFunc(arrValue, othValue, bitmask, customizer, stack))) {\n return seen.push(othIndex);\n }\n })) {\n result = false;\n break;\n }\n } else if (!(\n arrValue === othValue ||\n equalFunc(arrValue, othValue, bitmask, customizer, stack)\n )) {\n result = false;\n break;\n }\n }\n stack['delete'](array);\n stack['delete'](other);\n return result;\n }\n\n /**\n * A specialized version of `baseIsEqualDeep` for comparing objects of\n * the same `toStringTag`.\n *\n * **Note:** This function only supports comparing values with tags of\n * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`.\n *\n * @private\n * @param {Object} object The object to compare.\n * @param {Object} other The other object to compare.\n * @param {string} tag The `toStringTag` of the objects to compare.\n * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.\n * @param {Function} customizer The function to customize comparisons.\n * @param {Function} equalFunc The function to determine equivalents of values.\n * @param {Object} stack Tracks traversed `object` and `other` objects.\n * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.\n */\n function equalByTag(object, other, tag, bitmask, customizer, equalFunc, stack) {\n switch (tag) {\n case dataViewTag:\n if ((object.byteLength != other.byteLength) ||\n (object.byteOffset != other.byteOffset)) {\n return false;\n }\n object = object.buffer;\n other = other.buffer;\n\n case arrayBufferTag:\n if ((object.byteLength != other.byteLength) ||\n !equalFunc(new Uint8Array(object), new Uint8Array(other))) {\n return false;\n }\n return true;\n\n case boolTag:\n case dateTag:\n case numberTag:\n // Coerce booleans to `1` or `0` and dates to milliseconds.\n // Invalid dates are coerced to `NaN`.\n return eq(+object, +other);\n\n case errorTag:\n return object.name == other.name && object.message == other.message;\n\n case regexpTag:\n case stringTag:\n // Coerce regexes to strings and treat strings, primitives and objects,\n // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring\n // for more details.\n return object == (other + '');\n\n case mapTag:\n var convert = mapToArray;\n\n case setTag:\n var isPartial = bitmask & COMPARE_PARTIAL_FLAG;\n convert || (convert = setToArray);\n\n if (object.size != other.size && !isPartial) {\n return false;\n }\n // Assume cyclic values are equal.\n var stacked = stack.get(object);\n if (stacked) {\n return stacked == other;\n }\n bitmask |= COMPARE_UNORDERED_FLAG;\n\n // Recursively compare objects (susceptible to call stack limits).\n stack.set(object, other);\n var result = equalArrays(convert(object), convert(other), bitmask, customizer, equalFunc, stack);\n stack['delete'](object);\n return result;\n\n case symbolTag:\n if (symbolValueOf) {\n return symbolValueOf.call(object) == symbolValueOf.call(other);\n }\n }\n return false;\n }\n\n /**\n * A specialized version of `baseIsEqualDeep` for objects with support for\n * partial deep comparisons.\n *\n * @private\n * @param {Object} object The object to compare.\n * @param {Object} other The other object to compare.\n * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.\n * @param {Function} customizer The function to customize comparisons.\n * @param {Function} equalFunc The function to determine equivalents of values.\n * @param {Object} stack Tracks traversed `object` and `other` objects.\n * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.\n */\n function equalObjects(object, other, bitmask, customizer, equalFunc, stack) {\n var isPartial = bitmask & COMPARE_PARTIAL_FLAG,\n objProps = getAllKeys(object),\n objLength = objProps.length,\n othProps = getAllKeys(other),\n othLength = othProps.length;\n\n if (objLength != othLength && !isPartial) {\n return false;\n }\n var index = objLength;\n while (index--) {\n var key = objProps[index];\n if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) {\n return false;\n }\n }\n // Check that cyclic values are equal.\n var objStacked = stack.get(object);\n var othStacked = stack.get(other);\n if (objStacked && othStacked) {\n return objStacked == other && othStacked == object;\n }\n var result = true;\n stack.set(object, other);\n stack.set(other, object);\n\n var skipCtor = isPartial;\n while (++index < objLength) {\n key = objProps[index];\n var objValue = object[key],\n othValue = other[key];\n\n if (customizer) {\n var compared = isPartial\n ? customizer(othValue, objValue, key, other, object, stack)\n : customizer(objValue, othValue, key, object, other, stack);\n }\n // Recursively compare objects (susceptible to call stack limits).\n if (!(compared === undefined\n ? (objValue === othValue || equalFunc(objValue, othValue, bitmask, customizer, stack))\n : compared\n )) {\n result = false;\n break;\n }\n skipCtor || (skipCtor = key == 'constructor');\n }\n if (result && !skipCtor) {\n var objCtor = object.constructor,\n othCtor = other.constructor;\n\n // Non `Object` object instances with different constructors are not equal.\n if (objCtor != othCtor &&\n ('constructor' in object && 'constructor' in other) &&\n !(typeof objCtor == 'function' && objCtor instanceof objCtor &&\n typeof othCtor == 'function' && othCtor instanceof othCtor)) {\n result = false;\n }\n }\n stack['delete'](object);\n stack['delete'](other);\n return result;\n }\n\n /**\n * A specialized version of `baseRest` which flattens the rest array.\n *\n * @private\n * @param {Function} func The function to apply a rest parameter to.\n * @returns {Function} Returns the new function.\n */\n function flatRest(func) {\n return setToString(overRest(func, undefined, flatten), func + '');\n }\n\n /**\n * Creates an array of own enumerable property names and symbols of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names and symbols.\n */\n function getAllKeys(object) {\n return baseGetAllKeys(object, keys, getSymbols);\n }\n\n /**\n * Creates an array of own and inherited enumerable property names and\n * symbols of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names and symbols.\n */\n function getAllKeysIn(object) {\n return baseGetAllKeys(object, keysIn, getSymbolsIn);\n }\n\n /**\n * Gets metadata for `func`.\n *\n * @private\n * @param {Function} func The function to query.\n * @returns {*} Returns the metadata for `func`.\n */\n var getData = !metaMap ? noop : function(func) {\n return metaMap.get(func);\n };\n\n /**\n * Gets the name of `func`.\n *\n * @private\n * @param {Function} func The function to query.\n * @returns {string} Returns the function name.\n */\n function getFuncName(func) {\n var result = (func.name + ''),\n array = realNames[result],\n length = hasOwnProperty.call(realNames, result) ? array.length : 0;\n\n while (length--) {\n var data = array[length],\n otherFunc = data.func;\n if (otherFunc == null || otherFunc == func) {\n return data.name;\n }\n }\n return result;\n }\n\n /**\n * Gets the argument placeholder value for `func`.\n *\n * @private\n * @param {Function} func The function to inspect.\n * @returns {*} Returns the placeholder value.\n */\n function getHolder(func) {\n var object = hasOwnProperty.call(lodash, 'placeholder') ? lodash : func;\n return object.placeholder;\n }\n\n /**\n * Gets the appropriate \"iteratee\" function. If `_.iteratee` is customized,\n * this function returns the custom method, otherwise it returns `baseIteratee`.\n * If arguments are provided, the chosen function is invoked with them and\n * its result is returned.\n *\n * @private\n * @param {*} [value] The value to convert to an iteratee.\n * @param {number} [arity] The arity of the created iteratee.\n * @returns {Function} Returns the chosen function or its result.\n */\n function getIteratee() {\n var result = lodash.iteratee || iteratee;\n result = result === iteratee ? baseIteratee : result;\n return arguments.length ? result(arguments[0], arguments[1]) : result;\n }\n\n /**\n * Gets the data for `map`.\n *\n * @private\n * @param {Object} map The map to query.\n * @param {string} key The reference key.\n * @returns {*} Returns the map data.\n */\n function getMapData(map, key) {\n var data = map.__data__;\n return isKeyable(key)\n ? data[typeof key == 'string' ? 'string' : 'hash']\n : data.map;\n }\n\n /**\n * Gets the property names, values, and compare flags of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the match data of `object`.\n */\n function getMatchData(object) {\n var result = keys(object),\n length = result.length;\n\n while (length--) {\n var key = result[length],\n value = object[key];\n\n result[length] = [key, value, isStrictComparable(value)];\n }\n return result;\n }\n\n /**\n * Gets the native function at `key` of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {string} key The key of the method to get.\n * @returns {*} Returns the function if it's native, else `undefined`.\n */\n function getNative(object, key) {\n var value = getValue(object, key);\n return baseIsNative(value) ? value : undefined;\n }\n\n /**\n * A specialized version of `baseGetTag` which ignores `Symbol.toStringTag` values.\n *\n * @private\n * @param {*} value The value to query.\n * @returns {string} Returns the raw `toStringTag`.\n */\n function getRawTag(value) {\n var isOwn = hasOwnProperty.call(value, symToStringTag),\n tag = value[symToStringTag];\n\n try {\n value[symToStringTag] = undefined;\n var unmasked = true;\n } catch (e) {}\n\n var result = nativeObjectToString.call(value);\n if (unmasked) {\n if (isOwn) {\n value[symToStringTag] = tag;\n } else {\n delete value[symToStringTag];\n }\n }\n return result;\n }\n\n /**\n * Creates an array of the own enumerable symbols of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of symbols.\n */\n var getSymbols = !nativeGetSymbols ? stubArray : function(object) {\n if (object == null) {\n return [];\n }\n object = Object(object);\n return arrayFilter(nativeGetSymbols(object), function(symbol) {\n return propertyIsEnumerable.call(object, symbol);\n });\n };\n\n /**\n * Creates an array of the own and inherited enumerable symbols of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of symbols.\n */\n var getSymbolsIn = !nativeGetSymbols ? stubArray : function(object) {\n var result = [];\n while (object) {\n arrayPush(result, getSymbols(object));\n object = getPrototype(object);\n }\n return result;\n };\n\n /**\n * Gets the `toStringTag` of `value`.\n *\n * @private\n * @param {*} value The value to query.\n * @returns {string} Returns the `toStringTag`.\n */\n var getTag = baseGetTag;\n\n // Fallback for data views, maps, sets, and weak maps in IE 11 and promises in Node.js < 6.\n if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) ||\n (Map && getTag(new Map) != mapTag) ||\n (Promise && getTag(Promise.resolve()) != promiseTag) ||\n (Set && getTag(new Set) != setTag) ||\n (WeakMap && getTag(new WeakMap) != weakMapTag)) {\n getTag = function(value) {\n var result = baseGetTag(value),\n Ctor = result == objectTag ? value.constructor : undefined,\n ctorString = Ctor ? toSource(Ctor) : '';\n\n if (ctorString) {\n switch (ctorString) {\n case dataViewCtorString: return dataViewTag;\n case mapCtorString: return mapTag;\n case promiseCtorString: return promiseTag;\n case setCtorString: return setTag;\n case weakMapCtorString: return weakMapTag;\n }\n }\n return result;\n };\n }\n\n /**\n * Gets the view, applying any `transforms` to the `start` and `end` positions.\n *\n * @private\n * @param {number} start The start of the view.\n * @param {number} end The end of the view.\n * @param {Array} transforms The transformations to apply to the view.\n * @returns {Object} Returns an object containing the `start` and `end`\n * positions of the view.\n */\n function getView(start, end, transforms) {\n var index = -1,\n length = transforms.length;\n\n while (++index < length) {\n var data = transforms[index],\n size = data.size;\n\n switch (data.type) {\n case 'drop': start += size; break;\n case 'dropRight': end -= size; break;\n case 'take': end = nativeMin(end, start + size); break;\n case 'takeRight': start = nativeMax(start, end - size); break;\n }\n }\n return { 'start': start, 'end': end };\n }\n\n /**\n * Extracts wrapper details from the `source` body comment.\n *\n * @private\n * @param {string} source The source to inspect.\n * @returns {Array} Returns the wrapper details.\n */\n function getWrapDetails(source) {\n var match = source.match(reWrapDetails);\n return match ? match[1].split(reSplitDetails) : [];\n }\n\n /**\n * Checks if `path` exists on `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Array|string} path The path to check.\n * @param {Function} hasFunc The function to check properties.\n * @returns {boolean} Returns `true` if `path` exists, else `false`.\n */\n function hasPath(object, path, hasFunc) {\n path = castPath(path, object);\n\n var index = -1,\n length = path.length,\n result = false;\n\n while (++index < length) {\n var key = toKey(path[index]);\n if (!(result = object != null && hasFunc(object, key))) {\n break;\n }\n object = object[key];\n }\n if (result || ++index != length) {\n return result;\n }\n length = object == null ? 0 : object.length;\n return !!length && isLength(length) && isIndex(key, length) &&\n (isArray(object) || isArguments(object));\n }\n\n /**\n * Initializes an array clone.\n *\n * @private\n * @param {Array} array The array to clone.\n * @returns {Array} Returns the initialized clone.\n */\n function initCloneArray(array) {\n var length = array.length,\n result = new array.constructor(length);\n\n // Add properties assigned by `RegExp#exec`.\n if (length && typeof array[0] == 'string' && hasOwnProperty.call(array, 'index')) {\n result.index = array.index;\n result.input = array.input;\n }\n return result;\n }\n\n /**\n * Initializes an object clone.\n *\n * @private\n * @param {Object} object The object to clone.\n * @returns {Object} Returns the initialized clone.\n */\n function initCloneObject(object) {\n return (typeof object.constructor == 'function' && !isPrototype(object))\n ? baseCreate(getPrototype(object))\n : {};\n }\n\n /**\n * Initializes an object clone based on its `toStringTag`.\n *\n * **Note:** This function only supports cloning values with tags of\n * `Boolean`, `Date`, `Error`, `Map`, `Number`, `RegExp`, `Set`, or `String`.\n *\n * @private\n * @param {Object} object The object to clone.\n * @param {string} tag The `toStringTag` of the object to clone.\n * @param {boolean} [isDeep] Specify a deep clone.\n * @returns {Object} Returns the initialized clone.\n */\n function initCloneByTag(object, tag, isDeep) {\n var Ctor = object.constructor;\n switch (tag) {\n case arrayBufferTag:\n return cloneArrayBuffer(object);\n\n case boolTag:\n case dateTag:\n return new Ctor(+object);\n\n case dataViewTag:\n return cloneDataView(object, isDeep);\n\n case float32Tag: case float64Tag:\n case int8Tag: case int16Tag: case int32Tag:\n case uint8Tag: case uint8ClampedTag: case uint16Tag: case uint32Tag:\n return cloneTypedArray(object, isDeep);\n\n case mapTag:\n return new Ctor;\n\n case numberTag:\n case stringTag:\n return new Ctor(object);\n\n case regexpTag:\n return cloneRegExp(object);\n\n case setTag:\n return new Ctor;\n\n case symbolTag:\n return cloneSymbol(object);\n }\n }\n\n /**\n * Inserts wrapper `details` in a comment at the top of the `source` body.\n *\n * @private\n * @param {string} source The source to modify.\n * @returns {Array} details The details to insert.\n * @returns {string} Returns the modified source.\n */\n function insertWrapDetails(source, details) {\n var length = details.length;\n if (!length) {\n return source;\n }\n var lastIndex = length - 1;\n details[lastIndex] = (length > 1 ? '& ' : '') + details[lastIndex];\n details = details.join(length > 2 ? ', ' : ' ');\n return source.replace(reWrapComment, '{\\n/* [wrapped with ' + details + '] */\\n');\n }\n\n /**\n * Checks if `value` is a flattenable `arguments` object or array.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is flattenable, else `false`.\n */\n function isFlattenable(value) {\n return isArray(value) || isArguments(value) ||\n !!(spreadableSymbol && value && value[spreadableSymbol]);\n }\n\n /**\n * Checks if `value` is a valid array-like index.\n *\n * @private\n * @param {*} value The value to check.\n * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index.\n * @returns {boolean} Returns `true` if `value` is a valid index, else `false`.\n */\n function isIndex(value, length) {\n var type = typeof value;\n length = length == null ? MAX_SAFE_INTEGER : length;\n\n return !!length &&\n (type == 'number' ||\n (type != 'symbol' && reIsUint.test(value))) &&\n (value > -1 && value % 1 == 0 && value < length);\n }\n\n /**\n * Checks if the given arguments are from an iteratee call.\n *\n * @private\n * @param {*} value The potential iteratee value argument.\n * @param {*} index The potential iteratee index or key argument.\n * @param {*} object The potential iteratee object argument.\n * @returns {boolean} Returns `true` if the arguments are from an iteratee call,\n * else `false`.\n */\n function isIterateeCall(value, index, object) {\n if (!isObject(object)) {\n return false;\n }\n var type = typeof index;\n if (type == 'number'\n ? (isArrayLike(object) && isIndex(index, object.length))\n : (type == 'string' && index in object)\n ) {\n return eq(object[index], value);\n }\n return false;\n }\n\n /**\n * Checks if `value` is a property name and not a property path.\n *\n * @private\n * @param {*} value The value to check.\n * @param {Object} [object] The object to query keys on.\n * @returns {boolean} Returns `true` if `value` is a property name, else `false`.\n */\n function isKey(value, object) {\n if (isArray(value)) {\n return false;\n }\n var type = typeof value;\n if (type == 'number' || type == 'symbol' || type == 'boolean' ||\n value == null || isSymbol(value)) {\n return true;\n }\n return reIsPlainProp.test(value) || !reIsDeepProp.test(value) ||\n (object != null && value in Object(object));\n }\n\n /**\n * Checks if `value` is suitable for use as unique object key.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is suitable, else `false`.\n */\n function isKeyable(value) {\n var type = typeof value;\n return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean')\n ? (value !== '__proto__')\n : (value === null);\n }\n\n /**\n * Checks if `func` has a lazy counterpart.\n *\n * @private\n * @param {Function} func The function to check.\n * @returns {boolean} Returns `true` if `func` has a lazy counterpart,\n * else `false`.\n */\n function isLaziable(func) {\n var funcName = getFuncName(func),\n other = lodash[funcName];\n\n if (typeof other != 'function' || !(funcName in LazyWrapper.prototype)) {\n return false;\n }\n if (func === other) {\n return true;\n }\n var data = getData(other);\n return !!data && func === data[0];\n }\n\n /**\n * Checks if `func` has its source masked.\n *\n * @private\n * @param {Function} func The function to check.\n * @returns {boolean} Returns `true` if `func` is masked, else `false`.\n */\n function isMasked(func) {\n return !!maskSrcKey && (maskSrcKey in func);\n }\n\n /**\n * Checks if `func` is capable of being masked.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `func` is maskable, else `false`.\n */\n var isMaskable = coreJsData ? isFunction : stubFalse;\n\n /**\n * Checks if `value` is likely a prototype object.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a prototype, else `false`.\n */\n function isPrototype(value) {\n var Ctor = value && value.constructor,\n proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto;\n\n return value === proto;\n }\n\n /**\n * Checks if `value` is suitable for strict equality comparisons, i.e. `===`.\n *\n * @private\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` if suitable for strict\n * equality comparisons, else `false`.\n */\n function isStrictComparable(value) {\n return value === value && !isObject(value);\n }\n\n /**\n * A specialized version of `matchesProperty` for source values suitable\n * for strict equality comparisons, i.e. `===`.\n *\n * @private\n * @param {string} key The key of the property to get.\n * @param {*} srcValue The value to match.\n * @returns {Function} Returns the new spec function.\n */\n function matchesStrictComparable(key, srcValue) {\n return function(object) {\n if (object == null) {\n return false;\n }\n return object[key] === srcValue &&\n (srcValue !== undefined || (key in Object(object)));\n };\n }\n\n /**\n * A specialized version of `_.memoize` which clears the memoized function's\n * cache when it exceeds `MAX_MEMOIZE_SIZE`.\n *\n * @private\n * @param {Function} func The function to have its output memoized.\n * @returns {Function} Returns the new memoized function.\n */\n function memoizeCapped(func) {\n var result = memoize(func, function(key) {\n if (cache.size === MAX_MEMOIZE_SIZE) {\n cache.clear();\n }\n return key;\n });\n\n var cache = result.cache;\n return result;\n }\n\n /**\n * Merges the function metadata of `source` into `data`.\n *\n * Merging metadata reduces the number of wrappers used to invoke a function.\n * This is possible because methods like `_.bind`, `_.curry`, and `_.partial`\n * may be applied regardless of execution order. Methods like `_.ary` and\n * `_.rearg` modify function arguments, making the order in which they are\n * executed important, preventing the merging of metadata. However, we make\n * an exception for a safe combined case where curried functions have `_.ary`\n * and or `_.rearg` applied.\n *\n * @private\n * @param {Array} data The destination metadata.\n * @param {Array} source The source metadata.\n * @returns {Array} Returns `data`.\n */\n function mergeData(data, source) {\n var bitmask = data[1],\n srcBitmask = source[1],\n newBitmask = bitmask | srcBitmask,\n isCommon = newBitmask < (WRAP_BIND_FLAG | WRAP_BIND_KEY_FLAG | WRAP_ARY_FLAG);\n\n var isCombo =\n ((srcBitmask == WRAP_ARY_FLAG) && (bitmask == WRAP_CURRY_FLAG)) ||\n ((srcBitmask == WRAP_ARY_FLAG) && (bitmask == WRAP_REARG_FLAG) && (data[7].length <= source[8])) ||\n ((srcBitmask == (WRAP_ARY_FLAG | WRAP_REARG_FLAG)) && (source[7].length <= source[8]) && (bitmask == WRAP_CURRY_FLAG));\n\n // Exit early if metadata can't be merged.\n if (!(isCommon || isCombo)) {\n return data;\n }\n // Use source `thisArg` if available.\n if (srcBitmask & WRAP_BIND_FLAG) {\n data[2] = source[2];\n // Set when currying a bound function.\n newBitmask |= bitmask & WRAP_BIND_FLAG ? 0 : WRAP_CURRY_BOUND_FLAG;\n }\n // Compose partial arguments.\n var value = source[3];\n if (value) {\n var partials = data[3];\n data[3] = partials ? composeArgs(partials, value, source[4]) : value;\n data[4] = partials ? replaceHolders(data[3], PLACEHOLDER) : source[4];\n }\n // Compose partial right arguments.\n value = source[5];\n if (value) {\n partials = data[5];\n data[5] = partials ? composeArgsRight(partials, value, source[6]) : value;\n data[6] = partials ? replaceHolders(data[5], PLACEHOLDER) : source[6];\n }\n // Use source `argPos` if available.\n value = source[7];\n if (value) {\n data[7] = value;\n }\n // Use source `ary` if it's smaller.\n if (srcBitmask & WRAP_ARY_FLAG) {\n data[8] = data[8] == null ? source[8] : nativeMin(data[8], source[8]);\n }\n // Use source `arity` if one is not provided.\n if (data[9] == null) {\n data[9] = source[9];\n }\n // Use source `func` and merge bitmasks.\n data[0] = source[0];\n data[1] = newBitmask;\n\n return data;\n }\n\n /**\n * This function is like\n * [`Object.keys`](http://ecma-international.org/ecma-262/7.0/#sec-object.keys)\n * except that it includes inherited enumerable properties.\n *\n * @private\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names.\n */\n function nativeKeysIn(object) {\n var result = [];\n if (object != null) {\n for (var key in Object(object)) {\n result.push(key);\n }\n }\n return result;\n }\n\n /**\n * Converts `value` to a string using `Object.prototype.toString`.\n *\n * @private\n * @param {*} value The value to convert.\n * @returns {string} Returns the converted string.\n */\n function objectToString(value) {\n return nativeObjectToString.call(value);\n }\n\n /**\n * A specialized version of `baseRest` which transforms the rest array.\n *\n * @private\n * @param {Function} func The function to apply a rest parameter to.\n * @param {number} [start=func.length-1] The start position of the rest parameter.\n * @param {Function} transform The rest array transform.\n * @returns {Function} Returns the new function.\n */\n function overRest(func, start, transform) {\n start = nativeMax(start === undefined ? (func.length - 1) : start, 0);\n return function() {\n var args = arguments,\n index = -1,\n length = nativeMax(args.length - start, 0),\n array = Array(length);\n\n while (++index < length) {\n array[index] = args[start + index];\n }\n index = -1;\n var otherArgs = Array(start + 1);\n while (++index < start) {\n otherArgs[index] = args[index];\n }\n otherArgs[start] = transform(array);\n return apply(func, this, otherArgs);\n };\n }\n\n /**\n * Gets the parent value at `path` of `object`.\n *\n * @private\n * @param {Object} object The object to query.\n * @param {Array} path The path to get the parent value of.\n * @returns {*} Returns the parent value.\n */\n function parent(object, path) {\n return path.length < 2 ? object : baseGet(object, baseSlice(path, 0, -1));\n }\n\n /**\n * Reorder `array` according to the specified indexes where the element at\n * the first index is assigned as the first element, the element at\n * the second index is assigned as the second element, and so on.\n *\n * @private\n * @param {Array} array The array to reorder.\n * @param {Array} indexes The arranged array indexes.\n * @returns {Array} Returns `array`.\n */\n function reorder(array, indexes) {\n var arrLength = array.length,\n length = nativeMin(indexes.length, arrLength),\n oldArray = copyArray(array);\n\n while (length--) {\n var index = indexes[length];\n array[length] = isIndex(index, arrLength) ? oldArray[index] : undefined;\n }\n return array;\n }\n\n /**\n * Gets the value at `key`, unless `key` is \"__proto__\" or \"constructor\".\n *\n * @private\n * @param {Object} object The object to query.\n * @param {string} key The key of the property to get.\n * @returns {*} Returns the property value.\n */\n function safeGet(object, key) {\n if (key === 'constructor' && typeof object[key] === 'function') {\n return;\n }\n\n if (key == '__proto__') {\n return;\n }\n\n return object[key];\n }\n\n /**\n * Sets metadata for `func`.\n *\n * **Note:** If this function becomes hot, i.e. is invoked a lot in a short\n * period of time, it will trip its breaker and transition to an identity\n * function to avoid garbage collection pauses in V8. See\n * [V8 issue 2070](https://bugs.chromium.org/p/v8/issues/detail?id=2070)\n * for more details.\n *\n * @private\n * @param {Function} func The function to associate metadata with.\n * @param {*} data The metadata.\n * @returns {Function} Returns `func`.\n */\n var setData = shortOut(baseSetData);\n\n /**\n * A simple wrapper around the global [`setTimeout`](https://mdn.io/setTimeout).\n *\n * @private\n * @param {Function} func The function to delay.\n * @param {number} wait The number of milliseconds to delay invocation.\n * @returns {number|Object} Returns the timer id or timeout object.\n */\n var setTimeout = ctxSetTimeout || function(func, wait) {\n return root.setTimeout(func, wait);\n };\n\n /**\n * Sets the `toString` method of `func` to return `string`.\n *\n * @private\n * @param {Function} func The function to modify.\n * @param {Function} string The `toString` result.\n * @returns {Function} Returns `func`.\n */\n var setToString = shortOut(baseSetToString);\n\n /**\n * Sets the `toString` method of `wrapper` to mimic the source of `reference`\n * with wrapper details in a comment at the top of the source body.\n *\n * @private\n * @param {Function} wrapper The function to modify.\n * @param {Function} reference The reference function.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @returns {Function} Returns `wrapper`.\n */\n function setWrapToString(wrapper, reference, bitmask) {\n var source = (reference + '');\n return setToString(wrapper, insertWrapDetails(source, updateWrapDetails(getWrapDetails(source), bitmask)));\n }\n\n /**\n * Creates a function that'll short out and invoke `identity` instead\n * of `func` when it's called `HOT_COUNT` or more times in `HOT_SPAN`\n * milliseconds.\n *\n * @private\n * @param {Function} func The function to restrict.\n * @returns {Function} Returns the new shortable function.\n */\n function shortOut(func) {\n var count = 0,\n lastCalled = 0;\n\n return function() {\n var stamp = nativeNow(),\n remaining = HOT_SPAN - (stamp - lastCalled);\n\n lastCalled = stamp;\n if (remaining > 0) {\n if (++count >= HOT_COUNT) {\n return arguments[0];\n }\n } else {\n count = 0;\n }\n return func.apply(undefined, arguments);\n };\n }\n\n /**\n * A specialized version of `_.shuffle` which mutates and sets the size of `array`.\n *\n * @private\n * @param {Array} array The array to shuffle.\n * @param {number} [size=array.length] The size of `array`.\n * @returns {Array} Returns `array`.\n */\n function shuffleSelf(array, size) {\n var index = -1,\n length = array.length,\n lastIndex = length - 1;\n\n size = size === undefined ? length : size;\n while (++index < size) {\n var rand = baseRandom(index, lastIndex),\n value = array[rand];\n\n array[rand] = array[index];\n array[index] = value;\n }\n array.length = size;\n return array;\n }\n\n /**\n * Converts `string` to a property path array.\n *\n * @private\n * @param {string} string The string to convert.\n * @returns {Array} Returns the property path array.\n */\n var stringToPath = memoizeCapped(function(string) {\n var result = [];\n if (string.charCodeAt(0) === 46 /* . */) {\n result.push('');\n }\n string.replace(rePropName, function(match, number, quote, subString) {\n result.push(quote ? subString.replace(reEscapeChar, '$1') : (number || match));\n });\n return result;\n });\n\n /**\n * Converts `value` to a string key if it's not a string or symbol.\n *\n * @private\n * @param {*} value The value to inspect.\n * @returns {string|symbol} Returns the key.\n */\n function toKey(value) {\n if (typeof value == 'string' || isSymbol(value)) {\n return value;\n }\n var result = (value + '');\n return (result == '0' && (1 / value) == -INFINITY) ? '-0' : result;\n }\n\n /**\n * Converts `func` to its source code.\n *\n * @private\n * @param {Function} func The function to convert.\n * @returns {string} Returns the source code.\n */\n function toSource(func) {\n if (func != null) {\n try {\n return funcToString.call(func);\n } catch (e) {}\n try {\n return (func + '');\n } catch (e) {}\n }\n return '';\n }\n\n /**\n * Updates wrapper `details` based on `bitmask` flags.\n *\n * @private\n * @returns {Array} details The details to modify.\n * @param {number} bitmask The bitmask flags. See `createWrap` for more details.\n * @returns {Array} Returns `details`.\n */\n function updateWrapDetails(details, bitmask) {\n arrayEach(wrapFlags, function(pair) {\n var value = '_.' + pair[0];\n if ((bitmask & pair[1]) && !arrayIncludes(details, value)) {\n details.push(value);\n }\n });\n return details.sort();\n }\n\n /**\n * Creates a clone of `wrapper`.\n *\n * @private\n * @param {Object} wrapper The wrapper to clone.\n * @returns {Object} Returns the cloned wrapper.\n */\n function wrapperClone(wrapper) {\n if (wrapper instanceof LazyWrapper) {\n return wrapper.clone();\n }\n var result = new LodashWrapper(wrapper.__wrapped__, wrapper.__chain__);\n result.__actions__ = copyArray(wrapper.__actions__);\n result.__index__ = wrapper.__index__;\n result.__values__ = wrapper.__values__;\n return result;\n }\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates an array of elements split into groups the length of `size`.\n * If `array` can't be split evenly, the final chunk will be the remaining\n * elements.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to process.\n * @param {number} [size=1] The length of each chunk\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the new array of chunks.\n * @example\n *\n * _.chunk(['a', 'b', 'c', 'd'], 2);\n * // => [['a', 'b'], ['c', 'd']]\n *\n * _.chunk(['a', 'b', 'c', 'd'], 3);\n * // => [['a', 'b', 'c'], ['d']]\n */\n function chunk(array, size, guard) {\n if ((guard ? isIterateeCall(array, size, guard) : size === undefined)) {\n size = 1;\n } else {\n size = nativeMax(toInteger(size), 0);\n }\n var length = array == null ? 0 : array.length;\n if (!length || size < 1) {\n return [];\n }\n var index = 0,\n resIndex = 0,\n result = Array(nativeCeil(length / size));\n\n while (index < length) {\n result[resIndex++] = baseSlice(array, index, (index += size));\n }\n return result;\n }\n\n /**\n * Creates an array with all falsey values removed. The values `false`, `null`,\n * `0`, `\"\"`, `undefined`, and `NaN` are falsey.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to compact.\n * @returns {Array} Returns the new array of filtered values.\n * @example\n *\n * _.compact([0, 1, false, 2, '', 3]);\n * // => [1, 2, 3]\n */\n function compact(array) {\n var index = -1,\n length = array == null ? 0 : array.length,\n resIndex = 0,\n result = [];\n\n while (++index < length) {\n var value = array[index];\n if (value) {\n result[resIndex++] = value;\n }\n }\n return result;\n }\n\n /**\n * Creates a new array concatenating `array` with any additional arrays\n * and/or values.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to concatenate.\n * @param {...*} [values] The values to concatenate.\n * @returns {Array} Returns the new concatenated array.\n * @example\n *\n * var array = [1];\n * var other = _.concat(array, 2, [3], [[4]]);\n *\n * console.log(other);\n * // => [1, 2, 3, [4]]\n *\n * console.log(array);\n * // => [1]\n */\n function concat() {\n var length = arguments.length;\n if (!length) {\n return [];\n }\n var args = Array(length - 1),\n array = arguments[0],\n index = length;\n\n while (index--) {\n args[index - 1] = arguments[index];\n }\n return arrayPush(isArray(array) ? copyArray(array) : [array], baseFlatten(args, 1));\n }\n\n /**\n * Creates an array of `array` values not included in the other given arrays\n * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons. The order and references of result values are\n * determined by the first array.\n *\n * **Note:** Unlike `_.pullAll`, this method returns a new array.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {...Array} [values] The values to exclude.\n * @returns {Array} Returns the new array of filtered values.\n * @see _.without, _.xor\n * @example\n *\n * _.difference([2, 1], [2, 3]);\n * // => [1]\n */\n var difference = baseRest(function(array, values) {\n return isArrayLikeObject(array)\n ? baseDifference(array, baseFlatten(values, 1, isArrayLikeObject, true))\n : [];\n });\n\n /**\n * This method is like `_.difference` except that it accepts `iteratee` which\n * is invoked for each element of `array` and `values` to generate the criterion\n * by which they're compared. The order and references of result values are\n * determined by the first array. The iteratee is invoked with one argument:\n * (value).\n *\n * **Note:** Unlike `_.pullAllBy`, this method returns a new array.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {...Array} [values] The values to exclude.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Array} Returns the new array of filtered values.\n * @example\n *\n * _.differenceBy([2.1, 1.2], [2.3, 3.4], Math.floor);\n * // => [1.2]\n *\n * // The `_.property` iteratee shorthand.\n * _.differenceBy([{ 'x': 2 }, { 'x': 1 }], [{ 'x': 1 }], 'x');\n * // => [{ 'x': 2 }]\n */\n var differenceBy = baseRest(function(array, values) {\n var iteratee = last(values);\n if (isArrayLikeObject(iteratee)) {\n iteratee = undefined;\n }\n return isArrayLikeObject(array)\n ? baseDifference(array, baseFlatten(values, 1, isArrayLikeObject, true), getIteratee(iteratee, 2))\n : [];\n });\n\n /**\n * This method is like `_.difference` except that it accepts `comparator`\n * which is invoked to compare elements of `array` to `values`. The order and\n * references of result values are determined by the first array. The comparator\n * is invoked with two arguments: (arrVal, othVal).\n *\n * **Note:** Unlike `_.pullAllWith`, this method returns a new array.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {...Array} [values] The values to exclude.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of filtered values.\n * @example\n *\n * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }];\n *\n * _.differenceWith(objects, [{ 'x': 1, 'y': 2 }], _.isEqual);\n * // => [{ 'x': 2, 'y': 1 }]\n */\n var differenceWith = baseRest(function(array, values) {\n var comparator = last(values);\n if (isArrayLikeObject(comparator)) {\n comparator = undefined;\n }\n return isArrayLikeObject(array)\n ? baseDifference(array, baseFlatten(values, 1, isArrayLikeObject, true), undefined, comparator)\n : [];\n });\n\n /**\n * Creates a slice of `array` with `n` elements dropped from the beginning.\n *\n * @static\n * @memberOf _\n * @since 0.5.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {number} [n=1] The number of elements to drop.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * _.drop([1, 2, 3]);\n * // => [2, 3]\n *\n * _.drop([1, 2, 3], 2);\n * // => [3]\n *\n * _.drop([1, 2, 3], 5);\n * // => []\n *\n * _.drop([1, 2, 3], 0);\n * // => [1, 2, 3]\n */\n function drop(array, n, guard) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return [];\n }\n n = (guard || n === undefined) ? 1 : toInteger(n);\n return baseSlice(array, n < 0 ? 0 : n, length);\n }\n\n /**\n * Creates a slice of `array` with `n` elements dropped from the end.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {number} [n=1] The number of elements to drop.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * _.dropRight([1, 2, 3]);\n * // => [1, 2]\n *\n * _.dropRight([1, 2, 3], 2);\n * // => [1]\n *\n * _.dropRight([1, 2, 3], 5);\n * // => []\n *\n * _.dropRight([1, 2, 3], 0);\n * // => [1, 2, 3]\n */\n function dropRight(array, n, guard) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return [];\n }\n n = (guard || n === undefined) ? 1 : toInteger(n);\n n = length - n;\n return baseSlice(array, 0, n < 0 ? 0 : n);\n }\n\n /**\n * Creates a slice of `array` excluding elements dropped from the end.\n * Elements are dropped until `predicate` returns falsey. The predicate is\n * invoked with three arguments: (value, index, array).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'active': true },\n * { 'user': 'fred', 'active': false },\n * { 'user': 'pebbles', 'active': false }\n * ];\n *\n * _.dropRightWhile(users, function(o) { return !o.active; });\n * // => objects for ['barney']\n *\n * // The `_.matches` iteratee shorthand.\n * _.dropRightWhile(users, { 'user': 'pebbles', 'active': false });\n * // => objects for ['barney', 'fred']\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.dropRightWhile(users, ['active', false]);\n * // => objects for ['barney']\n *\n * // The `_.property` iteratee shorthand.\n * _.dropRightWhile(users, 'active');\n * // => objects for ['barney', 'fred', 'pebbles']\n */\n function dropRightWhile(array, predicate) {\n return (array && array.length)\n ? baseWhile(array, getIteratee(predicate, 3), true, true)\n : [];\n }\n\n /**\n * Creates a slice of `array` excluding elements dropped from the beginning.\n * Elements are dropped until `predicate` returns falsey. The predicate is\n * invoked with three arguments: (value, index, array).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'active': false },\n * { 'user': 'fred', 'active': false },\n * { 'user': 'pebbles', 'active': true }\n * ];\n *\n * _.dropWhile(users, function(o) { return !o.active; });\n * // => objects for ['pebbles']\n *\n * // The `_.matches` iteratee shorthand.\n * _.dropWhile(users, { 'user': 'barney', 'active': false });\n * // => objects for ['fred', 'pebbles']\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.dropWhile(users, ['active', false]);\n * // => objects for ['pebbles']\n *\n * // The `_.property` iteratee shorthand.\n * _.dropWhile(users, 'active');\n * // => objects for ['barney', 'fred', 'pebbles']\n */\n function dropWhile(array, predicate) {\n return (array && array.length)\n ? baseWhile(array, getIteratee(predicate, 3), true)\n : [];\n }\n\n /**\n * Fills elements of `array` with `value` from `start` up to, but not\n * including, `end`.\n *\n * **Note:** This method mutates `array`.\n *\n * @static\n * @memberOf _\n * @since 3.2.0\n * @category Array\n * @param {Array} array The array to fill.\n * @param {*} value The value to fill `array` with.\n * @param {number} [start=0] The start position.\n * @param {number} [end=array.length] The end position.\n * @returns {Array} Returns `array`.\n * @example\n *\n * var array = [1, 2, 3];\n *\n * _.fill(array, 'a');\n * console.log(array);\n * // => ['a', 'a', 'a']\n *\n * _.fill(Array(3), 2);\n * // => [2, 2, 2]\n *\n * _.fill([4, 6, 8, 10], '*', 1, 3);\n * // => [4, '*', '*', 10]\n */\n function fill(array, value, start, end) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return [];\n }\n if (start && typeof start != 'number' && isIterateeCall(array, value, start)) {\n start = 0;\n end = length;\n }\n return baseFill(array, value, start, end);\n }\n\n /**\n * This method is like `_.find` except that it returns the index of the first\n * element `predicate` returns truthy for instead of the element itself.\n *\n * @static\n * @memberOf _\n * @since 1.1.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @param {number} [fromIndex=0] The index to search from.\n * @returns {number} Returns the index of the found element, else `-1`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'active': false },\n * { 'user': 'fred', 'active': false },\n * { 'user': 'pebbles', 'active': true }\n * ];\n *\n * _.findIndex(users, function(o) { return o.user == 'barney'; });\n * // => 0\n *\n * // The `_.matches` iteratee shorthand.\n * _.findIndex(users, { 'user': 'fred', 'active': false });\n * // => 1\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.findIndex(users, ['active', false]);\n * // => 0\n *\n * // The `_.property` iteratee shorthand.\n * _.findIndex(users, 'active');\n * // => 2\n */\n function findIndex(array, predicate, fromIndex) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return -1;\n }\n var index = fromIndex == null ? 0 : toInteger(fromIndex);\n if (index < 0) {\n index = nativeMax(length + index, 0);\n }\n return baseFindIndex(array, getIteratee(predicate, 3), index);\n }\n\n /**\n * This method is like `_.findIndex` except that it iterates over elements\n * of `collection` from right to left.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @param {number} [fromIndex=array.length-1] The index to search from.\n * @returns {number} Returns the index of the found element, else `-1`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'active': true },\n * { 'user': 'fred', 'active': false },\n * { 'user': 'pebbles', 'active': false }\n * ];\n *\n * _.findLastIndex(users, function(o) { return o.user == 'pebbles'; });\n * // => 2\n *\n * // The `_.matches` iteratee shorthand.\n * _.findLastIndex(users, { 'user': 'barney', 'active': true });\n * // => 0\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.findLastIndex(users, ['active', false]);\n * // => 2\n *\n * // The `_.property` iteratee shorthand.\n * _.findLastIndex(users, 'active');\n * // => 0\n */\n function findLastIndex(array, predicate, fromIndex) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return -1;\n }\n var index = length - 1;\n if (fromIndex !== undefined) {\n index = toInteger(fromIndex);\n index = fromIndex < 0\n ? nativeMax(length + index, 0)\n : nativeMin(index, length - 1);\n }\n return baseFindIndex(array, getIteratee(predicate, 3), index, true);\n }\n\n /**\n * Flattens `array` a single level deep.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to flatten.\n * @returns {Array} Returns the new flattened array.\n * @example\n *\n * _.flatten([1, [2, [3, [4]], 5]]);\n * // => [1, 2, [3, [4]], 5]\n */\n function flatten(array) {\n var length = array == null ? 0 : array.length;\n return length ? baseFlatten(array, 1) : [];\n }\n\n /**\n * Recursively flattens `array`.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to flatten.\n * @returns {Array} Returns the new flattened array.\n * @example\n *\n * _.flattenDeep([1, [2, [3, [4]], 5]]);\n * // => [1, 2, 3, 4, 5]\n */\n function flattenDeep(array) {\n var length = array == null ? 0 : array.length;\n return length ? baseFlatten(array, INFINITY) : [];\n }\n\n /**\n * Recursively flatten `array` up to `depth` times.\n *\n * @static\n * @memberOf _\n * @since 4.4.0\n * @category Array\n * @param {Array} array The array to flatten.\n * @param {number} [depth=1] The maximum recursion depth.\n * @returns {Array} Returns the new flattened array.\n * @example\n *\n * var array = [1, [2, [3, [4]], 5]];\n *\n * _.flattenDepth(array, 1);\n * // => [1, 2, [3, [4]], 5]\n *\n * _.flattenDepth(array, 2);\n * // => [1, 2, 3, [4], 5]\n */\n function flattenDepth(array, depth) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return [];\n }\n depth = depth === undefined ? 1 : toInteger(depth);\n return baseFlatten(array, depth);\n }\n\n /**\n * The inverse of `_.toPairs`; this method returns an object composed\n * from key-value `pairs`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} pairs The key-value pairs.\n * @returns {Object} Returns the new object.\n * @example\n *\n * _.fromPairs([['a', 1], ['b', 2]]);\n * // => { 'a': 1, 'b': 2 }\n */\n function fromPairs(pairs) {\n var index = -1,\n length = pairs == null ? 0 : pairs.length,\n result = {};\n\n while (++index < length) {\n var pair = pairs[index];\n result[pair[0]] = pair[1];\n }\n return result;\n }\n\n /**\n * Gets the first element of `array`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @alias first\n * @category Array\n * @param {Array} array The array to query.\n * @returns {*} Returns the first element of `array`.\n * @example\n *\n * _.head([1, 2, 3]);\n * // => 1\n *\n * _.head([]);\n * // => undefined\n */\n function head(array) {\n return (array && array.length) ? array[0] : undefined;\n }\n\n /**\n * Gets the index at which the first occurrence of `value` is found in `array`\n * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons. If `fromIndex` is negative, it's used as the\n * offset from the end of `array`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @param {number} [fromIndex=0] The index to search from.\n * @returns {number} Returns the index of the matched value, else `-1`.\n * @example\n *\n * _.indexOf([1, 2, 1, 2], 2);\n * // => 1\n *\n * // Search from the `fromIndex`.\n * _.indexOf([1, 2, 1, 2], 2, 2);\n * // => 3\n */\n function indexOf(array, value, fromIndex) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return -1;\n }\n var index = fromIndex == null ? 0 : toInteger(fromIndex);\n if (index < 0) {\n index = nativeMax(length + index, 0);\n }\n return baseIndexOf(array, value, index);\n }\n\n /**\n * Gets all but the last element of `array`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to query.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * _.initial([1, 2, 3]);\n * // => [1, 2]\n */\n function initial(array) {\n var length = array == null ? 0 : array.length;\n return length ? baseSlice(array, 0, -1) : [];\n }\n\n /**\n * Creates an array of unique values that are included in all given arrays\n * using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons. The order and references of result values are\n * determined by the first array.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @returns {Array} Returns the new array of intersecting values.\n * @example\n *\n * _.intersection([2, 1], [2, 3]);\n * // => [2]\n */\n var intersection = baseRest(function(arrays) {\n var mapped = arrayMap(arrays, castArrayLikeObject);\n return (mapped.length && mapped[0] === arrays[0])\n ? baseIntersection(mapped)\n : [];\n });\n\n /**\n * This method is like `_.intersection` except that it accepts `iteratee`\n * which is invoked for each element of each `arrays` to generate the criterion\n * by which they're compared. The order and references of result values are\n * determined by the first array. The iteratee is invoked with one argument:\n * (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Array} Returns the new array of intersecting values.\n * @example\n *\n * _.intersectionBy([2.1, 1.2], [2.3, 3.4], Math.floor);\n * // => [2.1]\n *\n * // The `_.property` iteratee shorthand.\n * _.intersectionBy([{ 'x': 1 }], [{ 'x': 2 }, { 'x': 1 }], 'x');\n * // => [{ 'x': 1 }]\n */\n var intersectionBy = baseRest(function(arrays) {\n var iteratee = last(arrays),\n mapped = arrayMap(arrays, castArrayLikeObject);\n\n if (iteratee === last(mapped)) {\n iteratee = undefined;\n } else {\n mapped.pop();\n }\n return (mapped.length && mapped[0] === arrays[0])\n ? baseIntersection(mapped, getIteratee(iteratee, 2))\n : [];\n });\n\n /**\n * This method is like `_.intersection` except that it accepts `comparator`\n * which is invoked to compare elements of `arrays`. The order and references\n * of result values are determined by the first array. The comparator is\n * invoked with two arguments: (arrVal, othVal).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of intersecting values.\n * @example\n *\n * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }];\n * var others = [{ 'x': 1, 'y': 1 }, { 'x': 1, 'y': 2 }];\n *\n * _.intersectionWith(objects, others, _.isEqual);\n * // => [{ 'x': 1, 'y': 2 }]\n */\n var intersectionWith = baseRest(function(arrays) {\n var comparator = last(arrays),\n mapped = arrayMap(arrays, castArrayLikeObject);\n\n comparator = typeof comparator == 'function' ? comparator : undefined;\n if (comparator) {\n mapped.pop();\n }\n return (mapped.length && mapped[0] === arrays[0])\n ? baseIntersection(mapped, undefined, comparator)\n : [];\n });\n\n /**\n * Converts all elements in `array` into a string separated by `separator`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to convert.\n * @param {string} [separator=','] The element separator.\n * @returns {string} Returns the joined string.\n * @example\n *\n * _.join(['a', 'b', 'c'], '~');\n * // => 'a~b~c'\n */\n function join(array, separator) {\n return array == null ? '' : nativeJoin.call(array, separator);\n }\n\n /**\n * Gets the last element of `array`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to query.\n * @returns {*} Returns the last element of `array`.\n * @example\n *\n * _.last([1, 2, 3]);\n * // => 3\n */\n function last(array) {\n var length = array == null ? 0 : array.length;\n return length ? array[length - 1] : undefined;\n }\n\n /**\n * This method is like `_.indexOf` except that it iterates over elements of\n * `array` from right to left.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @param {number} [fromIndex=array.length-1] The index to search from.\n * @returns {number} Returns the index of the matched value, else `-1`.\n * @example\n *\n * _.lastIndexOf([1, 2, 1, 2], 2);\n * // => 3\n *\n * // Search from the `fromIndex`.\n * _.lastIndexOf([1, 2, 1, 2], 2, 2);\n * // => 1\n */\n function lastIndexOf(array, value, fromIndex) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return -1;\n }\n var index = length;\n if (fromIndex !== undefined) {\n index = toInteger(fromIndex);\n index = index < 0 ? nativeMax(length + index, 0) : nativeMin(index, length - 1);\n }\n return value === value\n ? strictLastIndexOf(array, value, index)\n : baseFindIndex(array, baseIsNaN, index, true);\n }\n\n /**\n * Gets the element at index `n` of `array`. If `n` is negative, the nth\n * element from the end is returned.\n *\n * @static\n * @memberOf _\n * @since 4.11.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {number} [n=0] The index of the element to return.\n * @returns {*} Returns the nth element of `array`.\n * @example\n *\n * var array = ['a', 'b', 'c', 'd'];\n *\n * _.nth(array, 1);\n * // => 'b'\n *\n * _.nth(array, -2);\n * // => 'c';\n */\n function nth(array, n) {\n return (array && array.length) ? baseNth(array, toInteger(n)) : undefined;\n }\n\n /**\n * Removes all given values from `array` using\n * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons.\n *\n * **Note:** Unlike `_.without`, this method mutates `array`. Use `_.remove`\n * to remove elements from an array by predicate.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Array\n * @param {Array} array The array to modify.\n * @param {...*} [values] The values to remove.\n * @returns {Array} Returns `array`.\n * @example\n *\n * var array = ['a', 'b', 'c', 'a', 'b', 'c'];\n *\n * _.pull(array, 'a', 'c');\n * console.log(array);\n * // => ['b', 'b']\n */\n var pull = baseRest(pullAll);\n\n /**\n * This method is like `_.pull` except that it accepts an array of values to remove.\n *\n * **Note:** Unlike `_.difference`, this method mutates `array`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to modify.\n * @param {Array} values The values to remove.\n * @returns {Array} Returns `array`.\n * @example\n *\n * var array = ['a', 'b', 'c', 'a', 'b', 'c'];\n *\n * _.pullAll(array, ['a', 'c']);\n * console.log(array);\n * // => ['b', 'b']\n */\n function pullAll(array, values) {\n return (array && array.length && values && values.length)\n ? basePullAll(array, values)\n : array;\n }\n\n /**\n * This method is like `_.pullAll` except that it accepts `iteratee` which is\n * invoked for each element of `array` and `values` to generate the criterion\n * by which they're compared. The iteratee is invoked with one argument: (value).\n *\n * **Note:** Unlike `_.differenceBy`, this method mutates `array`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to modify.\n * @param {Array} values The values to remove.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Array} Returns `array`.\n * @example\n *\n * var array = [{ 'x': 1 }, { 'x': 2 }, { 'x': 3 }, { 'x': 1 }];\n *\n * _.pullAllBy(array, [{ 'x': 1 }, { 'x': 3 }], 'x');\n * console.log(array);\n * // => [{ 'x': 2 }]\n */\n function pullAllBy(array, values, iteratee) {\n return (array && array.length && values && values.length)\n ? basePullAll(array, values, getIteratee(iteratee, 2))\n : array;\n }\n\n /**\n * This method is like `_.pullAll` except that it accepts `comparator` which\n * is invoked to compare elements of `array` to `values`. The comparator is\n * invoked with two arguments: (arrVal, othVal).\n *\n * **Note:** Unlike `_.differenceWith`, this method mutates `array`.\n *\n * @static\n * @memberOf _\n * @since 4.6.0\n * @category Array\n * @param {Array} array The array to modify.\n * @param {Array} values The values to remove.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns `array`.\n * @example\n *\n * var array = [{ 'x': 1, 'y': 2 }, { 'x': 3, 'y': 4 }, { 'x': 5, 'y': 6 }];\n *\n * _.pullAllWith(array, [{ 'x': 3, 'y': 4 }], _.isEqual);\n * console.log(array);\n * // => [{ 'x': 1, 'y': 2 }, { 'x': 5, 'y': 6 }]\n */\n function pullAllWith(array, values, comparator) {\n return (array && array.length && values && values.length)\n ? basePullAll(array, values, undefined, comparator)\n : array;\n }\n\n /**\n * Removes elements from `array` corresponding to `indexes` and returns an\n * array of removed elements.\n *\n * **Note:** Unlike `_.at`, this method mutates `array`.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to modify.\n * @param {...(number|number[])} [indexes] The indexes of elements to remove.\n * @returns {Array} Returns the new array of removed elements.\n * @example\n *\n * var array = ['a', 'b', 'c', 'd'];\n * var pulled = _.pullAt(array, [1, 3]);\n *\n * console.log(array);\n * // => ['a', 'c']\n *\n * console.log(pulled);\n * // => ['b', 'd']\n */\n var pullAt = flatRest(function(array, indexes) {\n var length = array == null ? 0 : array.length,\n result = baseAt(array, indexes);\n\n basePullAt(array, arrayMap(indexes, function(index) {\n return isIndex(index, length) ? +index : index;\n }).sort(compareAscending));\n\n return result;\n });\n\n /**\n * Removes all elements from `array` that `predicate` returns truthy for\n * and returns an array of the removed elements. The predicate is invoked\n * with three arguments: (value, index, array).\n *\n * **Note:** Unlike `_.filter`, this method mutates `array`. Use `_.pull`\n * to pull elements from an array by value.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Array\n * @param {Array} array The array to modify.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the new array of removed elements.\n * @example\n *\n * var array = [1, 2, 3, 4];\n * var evens = _.remove(array, function(n) {\n * return n % 2 == 0;\n * });\n *\n * console.log(array);\n * // => [1, 3]\n *\n * console.log(evens);\n * // => [2, 4]\n */\n function remove(array, predicate) {\n var result = [];\n if (!(array && array.length)) {\n return result;\n }\n var index = -1,\n indexes = [],\n length = array.length;\n\n predicate = getIteratee(predicate, 3);\n while (++index < length) {\n var value = array[index];\n if (predicate(value, index, array)) {\n result.push(value);\n indexes.push(index);\n }\n }\n basePullAt(array, indexes);\n return result;\n }\n\n /**\n * Reverses `array` so that the first element becomes the last, the second\n * element becomes the second to last, and so on.\n *\n * **Note:** This method mutates `array` and is based on\n * [`Array#reverse`](https://mdn.io/Array/reverse).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to modify.\n * @returns {Array} Returns `array`.\n * @example\n *\n * var array = [1, 2, 3];\n *\n * _.reverse(array);\n * // => [3, 2, 1]\n *\n * console.log(array);\n * // => [3, 2, 1]\n */\n function reverse(array) {\n return array == null ? array : nativeReverse.call(array);\n }\n\n /**\n * Creates a slice of `array` from `start` up to, but not including, `end`.\n *\n * **Note:** This method is used instead of\n * [`Array#slice`](https://mdn.io/Array/slice) to ensure dense arrays are\n * returned.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to slice.\n * @param {number} [start=0] The start position.\n * @param {number} [end=array.length] The end position.\n * @returns {Array} Returns the slice of `array`.\n */\n function slice(array, start, end) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return [];\n }\n if (end && typeof end != 'number' && isIterateeCall(array, start, end)) {\n start = 0;\n end = length;\n }\n else {\n start = start == null ? 0 : toInteger(start);\n end = end === undefined ? length : toInteger(end);\n }\n return baseSlice(array, start, end);\n }\n\n /**\n * Uses a binary search to determine the lowest index at which `value`\n * should be inserted into `array` in order to maintain its sort order.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The sorted array to inspect.\n * @param {*} value The value to evaluate.\n * @returns {number} Returns the index at which `value` should be inserted\n * into `array`.\n * @example\n *\n * _.sortedIndex([30, 50], 40);\n * // => 1\n */\n function sortedIndex(array, value) {\n return baseSortedIndex(array, value);\n }\n\n /**\n * This method is like `_.sortedIndex` except that it accepts `iteratee`\n * which is invoked for `value` and each element of `array` to compute their\n * sort ranking. The iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The sorted array to inspect.\n * @param {*} value The value to evaluate.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {number} Returns the index at which `value` should be inserted\n * into `array`.\n * @example\n *\n * var objects = [{ 'x': 4 }, { 'x': 5 }];\n *\n * _.sortedIndexBy(objects, { 'x': 4 }, function(o) { return o.x; });\n * // => 0\n *\n * // The `_.property` iteratee shorthand.\n * _.sortedIndexBy(objects, { 'x': 4 }, 'x');\n * // => 0\n */\n function sortedIndexBy(array, value, iteratee) {\n return baseSortedIndexBy(array, value, getIteratee(iteratee, 2));\n }\n\n /**\n * This method is like `_.indexOf` except that it performs a binary\n * search on a sorted `array`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @returns {number} Returns the index of the matched value, else `-1`.\n * @example\n *\n * _.sortedIndexOf([4, 5, 5, 5, 6], 5);\n * // => 1\n */\n function sortedIndexOf(array, value) {\n var length = array == null ? 0 : array.length;\n if (length) {\n var index = baseSortedIndex(array, value);\n if (index < length && eq(array[index], value)) {\n return index;\n }\n }\n return -1;\n }\n\n /**\n * This method is like `_.sortedIndex` except that it returns the highest\n * index at which `value` should be inserted into `array` in order to\n * maintain its sort order.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The sorted array to inspect.\n * @param {*} value The value to evaluate.\n * @returns {number} Returns the index at which `value` should be inserted\n * into `array`.\n * @example\n *\n * _.sortedLastIndex([4, 5, 5, 5, 6], 5);\n * // => 4\n */\n function sortedLastIndex(array, value) {\n return baseSortedIndex(array, value, true);\n }\n\n /**\n * This method is like `_.sortedLastIndex` except that it accepts `iteratee`\n * which is invoked for `value` and each element of `array` to compute their\n * sort ranking. The iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The sorted array to inspect.\n * @param {*} value The value to evaluate.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {number} Returns the index at which `value` should be inserted\n * into `array`.\n * @example\n *\n * var objects = [{ 'x': 4 }, { 'x': 5 }];\n *\n * _.sortedLastIndexBy(objects, { 'x': 4 }, function(o) { return o.x; });\n * // => 1\n *\n * // The `_.property` iteratee shorthand.\n * _.sortedLastIndexBy(objects, { 'x': 4 }, 'x');\n * // => 1\n */\n function sortedLastIndexBy(array, value, iteratee) {\n return baseSortedIndexBy(array, value, getIteratee(iteratee, 2), true);\n }\n\n /**\n * This method is like `_.lastIndexOf` except that it performs a binary\n * search on a sorted `array`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {*} value The value to search for.\n * @returns {number} Returns the index of the matched value, else `-1`.\n * @example\n *\n * _.sortedLastIndexOf([4, 5, 5, 5, 6], 5);\n * // => 3\n */\n function sortedLastIndexOf(array, value) {\n var length = array == null ? 0 : array.length;\n if (length) {\n var index = baseSortedIndex(array, value, true) - 1;\n if (eq(array[index], value)) {\n return index;\n }\n }\n return -1;\n }\n\n /**\n * This method is like `_.uniq` except that it's designed and optimized\n * for sorted arrays.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @returns {Array} Returns the new duplicate free array.\n * @example\n *\n * _.sortedUniq([1, 1, 2]);\n * // => [1, 2]\n */\n function sortedUniq(array) {\n return (array && array.length)\n ? baseSortedUniq(array)\n : [];\n }\n\n /**\n * This method is like `_.uniqBy` except that it's designed and optimized\n * for sorted arrays.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {Function} [iteratee] The iteratee invoked per element.\n * @returns {Array} Returns the new duplicate free array.\n * @example\n *\n * _.sortedUniqBy([1.1, 1.2, 2.3, 2.4], Math.floor);\n * // => [1.1, 2.3]\n */\n function sortedUniqBy(array, iteratee) {\n return (array && array.length)\n ? baseSortedUniq(array, getIteratee(iteratee, 2))\n : [];\n }\n\n /**\n * Gets all but the first element of `array`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * _.tail([1, 2, 3]);\n * // => [2, 3]\n */\n function tail(array) {\n var length = array == null ? 0 : array.length;\n return length ? baseSlice(array, 1, length) : [];\n }\n\n /**\n * Creates a slice of `array` with `n` elements taken from the beginning.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {number} [n=1] The number of elements to take.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * _.take([1, 2, 3]);\n * // => [1]\n *\n * _.take([1, 2, 3], 2);\n * // => [1, 2]\n *\n * _.take([1, 2, 3], 5);\n * // => [1, 2, 3]\n *\n * _.take([1, 2, 3], 0);\n * // => []\n */\n function take(array, n, guard) {\n if (!(array && array.length)) {\n return [];\n }\n n = (guard || n === undefined) ? 1 : toInteger(n);\n return baseSlice(array, 0, n < 0 ? 0 : n);\n }\n\n /**\n * Creates a slice of `array` with `n` elements taken from the end.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {number} [n=1] The number of elements to take.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * _.takeRight([1, 2, 3]);\n * // => [3]\n *\n * _.takeRight([1, 2, 3], 2);\n * // => [2, 3]\n *\n * _.takeRight([1, 2, 3], 5);\n * // => [1, 2, 3]\n *\n * _.takeRight([1, 2, 3], 0);\n * // => []\n */\n function takeRight(array, n, guard) {\n var length = array == null ? 0 : array.length;\n if (!length) {\n return [];\n }\n n = (guard || n === undefined) ? 1 : toInteger(n);\n n = length - n;\n return baseSlice(array, n < 0 ? 0 : n, length);\n }\n\n /**\n * Creates a slice of `array` with elements taken from the end. Elements are\n * taken until `predicate` returns falsey. The predicate is invoked with\n * three arguments: (value, index, array).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'active': true },\n * { 'user': 'fred', 'active': false },\n * { 'user': 'pebbles', 'active': false }\n * ];\n *\n * _.takeRightWhile(users, function(o) { return !o.active; });\n * // => objects for ['fred', 'pebbles']\n *\n * // The `_.matches` iteratee shorthand.\n * _.takeRightWhile(users, { 'user': 'pebbles', 'active': false });\n * // => objects for ['pebbles']\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.takeRightWhile(users, ['active', false]);\n * // => objects for ['fred', 'pebbles']\n *\n * // The `_.property` iteratee shorthand.\n * _.takeRightWhile(users, 'active');\n * // => []\n */\n function takeRightWhile(array, predicate) {\n return (array && array.length)\n ? baseWhile(array, getIteratee(predicate, 3), false, true)\n : [];\n }\n\n /**\n * Creates a slice of `array` with elements taken from the beginning. Elements\n * are taken until `predicate` returns falsey. The predicate is invoked with\n * three arguments: (value, index, array).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Array\n * @param {Array} array The array to query.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the slice of `array`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'active': false },\n * { 'user': 'fred', 'active': false },\n * { 'user': 'pebbles', 'active': true }\n * ];\n *\n * _.takeWhile(users, function(o) { return !o.active; });\n * // => objects for ['barney', 'fred']\n *\n * // The `_.matches` iteratee shorthand.\n * _.takeWhile(users, { 'user': 'barney', 'active': false });\n * // => objects for ['barney']\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.takeWhile(users, ['active', false]);\n * // => objects for ['barney', 'fred']\n *\n * // The `_.property` iteratee shorthand.\n * _.takeWhile(users, 'active');\n * // => []\n */\n function takeWhile(array, predicate) {\n return (array && array.length)\n ? baseWhile(array, getIteratee(predicate, 3))\n : [];\n }\n\n /**\n * Creates an array of unique values, in order, from all given arrays using\n * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @returns {Array} Returns the new array of combined values.\n * @example\n *\n * _.union([2], [1, 2]);\n * // => [2, 1]\n */\n var union = baseRest(function(arrays) {\n return baseUniq(baseFlatten(arrays, 1, isArrayLikeObject, true));\n });\n\n /**\n * This method is like `_.union` except that it accepts `iteratee` which is\n * invoked for each element of each `arrays` to generate the criterion by\n * which uniqueness is computed. Result values are chosen from the first\n * array in which the value occurs. The iteratee is invoked with one argument:\n * (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Array} Returns the new array of combined values.\n * @example\n *\n * _.unionBy([2.1], [1.2, 2.3], Math.floor);\n * // => [2.1, 1.2]\n *\n * // The `_.property` iteratee shorthand.\n * _.unionBy([{ 'x': 1 }], [{ 'x': 2 }, { 'x': 1 }], 'x');\n * // => [{ 'x': 1 }, { 'x': 2 }]\n */\n var unionBy = baseRest(function(arrays) {\n var iteratee = last(arrays);\n if (isArrayLikeObject(iteratee)) {\n iteratee = undefined;\n }\n return baseUniq(baseFlatten(arrays, 1, isArrayLikeObject, true), getIteratee(iteratee, 2));\n });\n\n /**\n * This method is like `_.union` except that it accepts `comparator` which\n * is invoked to compare elements of `arrays`. Result values are chosen from\n * the first array in which the value occurs. The comparator is invoked\n * with two arguments: (arrVal, othVal).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of combined values.\n * @example\n *\n * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }];\n * var others = [{ 'x': 1, 'y': 1 }, { 'x': 1, 'y': 2 }];\n *\n * _.unionWith(objects, others, _.isEqual);\n * // => [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }, { 'x': 1, 'y': 1 }]\n */\n var unionWith = baseRest(function(arrays) {\n var comparator = last(arrays);\n comparator = typeof comparator == 'function' ? comparator : undefined;\n return baseUniq(baseFlatten(arrays, 1, isArrayLikeObject, true), undefined, comparator);\n });\n\n /**\n * Creates a duplicate-free version of an array, using\n * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons, in which only the first occurrence of each element\n * is kept. The order of result values is determined by the order they occur\n * in the array.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @returns {Array} Returns the new duplicate free array.\n * @example\n *\n * _.uniq([2, 1, 2]);\n * // => [2, 1]\n */\n function uniq(array) {\n return (array && array.length) ? baseUniq(array) : [];\n }\n\n /**\n * This method is like `_.uniq` except that it accepts `iteratee` which is\n * invoked for each element in `array` to generate the criterion by which\n * uniqueness is computed. The order of result values is determined by the\n * order they occur in the array. The iteratee is invoked with one argument:\n * (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Array} Returns the new duplicate free array.\n * @example\n *\n * _.uniqBy([2.1, 1.2, 2.3], Math.floor);\n * // => [2.1, 1.2]\n *\n * // The `_.property` iteratee shorthand.\n * _.uniqBy([{ 'x': 1 }, { 'x': 2 }, { 'x': 1 }], 'x');\n * // => [{ 'x': 1 }, { 'x': 2 }]\n */\n function uniqBy(array, iteratee) {\n return (array && array.length) ? baseUniq(array, getIteratee(iteratee, 2)) : [];\n }\n\n /**\n * This method is like `_.uniq` except that it accepts `comparator` which\n * is invoked to compare elements of `array`. The order of result values is\n * determined by the order they occur in the array.The comparator is invoked\n * with two arguments: (arrVal, othVal).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new duplicate free array.\n * @example\n *\n * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }, { 'x': 1, 'y': 2 }];\n *\n * _.uniqWith(objects, _.isEqual);\n * // => [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }]\n */\n function uniqWith(array, comparator) {\n comparator = typeof comparator == 'function' ? comparator : undefined;\n return (array && array.length) ? baseUniq(array, undefined, comparator) : [];\n }\n\n /**\n * This method is like `_.zip` except that it accepts an array of grouped\n * elements and creates an array regrouping the elements to their pre-zip\n * configuration.\n *\n * @static\n * @memberOf _\n * @since 1.2.0\n * @category Array\n * @param {Array} array The array of grouped elements to process.\n * @returns {Array} Returns the new array of regrouped elements.\n * @example\n *\n * var zipped = _.zip(['a', 'b'], [1, 2], [true, false]);\n * // => [['a', 1, true], ['b', 2, false]]\n *\n * _.unzip(zipped);\n * // => [['a', 'b'], [1, 2], [true, false]]\n */\n function unzip(array) {\n if (!(array && array.length)) {\n return [];\n }\n var length = 0;\n array = arrayFilter(array, function(group) {\n if (isArrayLikeObject(group)) {\n length = nativeMax(group.length, length);\n return true;\n }\n });\n return baseTimes(length, function(index) {\n return arrayMap(array, baseProperty(index));\n });\n }\n\n /**\n * This method is like `_.unzip` except that it accepts `iteratee` to specify\n * how regrouped values should be combined. The iteratee is invoked with the\n * elements of each group: (...group).\n *\n * @static\n * @memberOf _\n * @since 3.8.0\n * @category Array\n * @param {Array} array The array of grouped elements to process.\n * @param {Function} [iteratee=_.identity] The function to combine\n * regrouped values.\n * @returns {Array} Returns the new array of regrouped elements.\n * @example\n *\n * var zipped = _.zip([1, 2], [10, 20], [100, 200]);\n * // => [[1, 10, 100], [2, 20, 200]]\n *\n * _.unzipWith(zipped, _.add);\n * // => [3, 30, 300]\n */\n function unzipWith(array, iteratee) {\n if (!(array && array.length)) {\n return [];\n }\n var result = unzip(array);\n if (iteratee == null) {\n return result;\n }\n return arrayMap(result, function(group) {\n return apply(iteratee, undefined, group);\n });\n }\n\n /**\n * Creates an array excluding all given values using\n * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * for equality comparisons.\n *\n * **Note:** Unlike `_.pull`, this method returns a new array.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {Array} array The array to inspect.\n * @param {...*} [values] The values to exclude.\n * @returns {Array} Returns the new array of filtered values.\n * @see _.difference, _.xor\n * @example\n *\n * _.without([2, 1, 2, 3], 1, 2);\n * // => [3]\n */\n var without = baseRest(function(array, values) {\n return isArrayLikeObject(array)\n ? baseDifference(array, values)\n : [];\n });\n\n /**\n * Creates an array of unique values that is the\n * [symmetric difference](https://en.wikipedia.org/wiki/Symmetric_difference)\n * of the given arrays. The order of result values is determined by the order\n * they occur in the arrays.\n *\n * @static\n * @memberOf _\n * @since 2.4.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @returns {Array} Returns the new array of filtered values.\n * @see _.difference, _.without\n * @example\n *\n * _.xor([2, 1], [2, 3]);\n * // => [1, 3]\n */\n var xor = baseRest(function(arrays) {\n return baseXor(arrayFilter(arrays, isArrayLikeObject));\n });\n\n /**\n * This method is like `_.xor` except that it accepts `iteratee` which is\n * invoked for each element of each `arrays` to generate the criterion by\n * which by which they're compared. The order of result values is determined\n * by the order they occur in the arrays. The iteratee is invoked with one\n * argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Array} Returns the new array of filtered values.\n * @example\n *\n * _.xorBy([2.1, 1.2], [2.3, 3.4], Math.floor);\n * // => [1.2, 3.4]\n *\n * // The `_.property` iteratee shorthand.\n * _.xorBy([{ 'x': 1 }], [{ 'x': 2 }, { 'x': 1 }], 'x');\n * // => [{ 'x': 2 }]\n */\n var xorBy = baseRest(function(arrays) {\n var iteratee = last(arrays);\n if (isArrayLikeObject(iteratee)) {\n iteratee = undefined;\n }\n return baseXor(arrayFilter(arrays, isArrayLikeObject), getIteratee(iteratee, 2));\n });\n\n /**\n * This method is like `_.xor` except that it accepts `comparator` which is\n * invoked to compare elements of `arrays`. The order of result values is\n * determined by the order they occur in the arrays. The comparator is invoked\n * with two arguments: (arrVal, othVal).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Array\n * @param {...Array} [arrays] The arrays to inspect.\n * @param {Function} [comparator] The comparator invoked per element.\n * @returns {Array} Returns the new array of filtered values.\n * @example\n *\n * var objects = [{ 'x': 1, 'y': 2 }, { 'x': 2, 'y': 1 }];\n * var others = [{ 'x': 1, 'y': 1 }, { 'x': 1, 'y': 2 }];\n *\n * _.xorWith(objects, others, _.isEqual);\n * // => [{ 'x': 2, 'y': 1 }, { 'x': 1, 'y': 1 }]\n */\n var xorWith = baseRest(function(arrays) {\n var comparator = last(arrays);\n comparator = typeof comparator == 'function' ? comparator : undefined;\n return baseXor(arrayFilter(arrays, isArrayLikeObject), undefined, comparator);\n });\n\n /**\n * Creates an array of grouped elements, the first of which contains the\n * first elements of the given arrays, the second of which contains the\n * second elements of the given arrays, and so on.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Array\n * @param {...Array} [arrays] The arrays to process.\n * @returns {Array} Returns the new array of grouped elements.\n * @example\n *\n * _.zip(['a', 'b'], [1, 2], [true, false]);\n * // => [['a', 1, true], ['b', 2, false]]\n */\n var zip = baseRest(unzip);\n\n /**\n * This method is like `_.fromPairs` except that it accepts two arrays,\n * one of property identifiers and one of corresponding values.\n *\n * @static\n * @memberOf _\n * @since 0.4.0\n * @category Array\n * @param {Array} [props=[]] The property identifiers.\n * @param {Array} [values=[]] The property values.\n * @returns {Object} Returns the new object.\n * @example\n *\n * _.zipObject(['a', 'b'], [1, 2]);\n * // => { 'a': 1, 'b': 2 }\n */\n function zipObject(props, values) {\n return baseZipObject(props || [], values || [], assignValue);\n }\n\n /**\n * This method is like `_.zipObject` except that it supports property paths.\n *\n * @static\n * @memberOf _\n * @since 4.1.0\n * @category Array\n * @param {Array} [props=[]] The property identifiers.\n * @param {Array} [values=[]] The property values.\n * @returns {Object} Returns the new object.\n * @example\n *\n * _.zipObjectDeep(['a.b[0].c', 'a.b[1].d'], [1, 2]);\n * // => { 'a': { 'b': [{ 'c': 1 }, { 'd': 2 }] } }\n */\n function zipObjectDeep(props, values) {\n return baseZipObject(props || [], values || [], baseSet);\n }\n\n /**\n * This method is like `_.zip` except that it accepts `iteratee` to specify\n * how grouped values should be combined. The iteratee is invoked with the\n * elements of each group: (...group).\n *\n * @static\n * @memberOf _\n * @since 3.8.0\n * @category Array\n * @param {...Array} [arrays] The arrays to process.\n * @param {Function} [iteratee=_.identity] The function to combine\n * grouped values.\n * @returns {Array} Returns the new array of grouped elements.\n * @example\n *\n * _.zipWith([1, 2], [10, 20], [100, 200], function(a, b, c) {\n * return a + b + c;\n * });\n * // => [111, 222]\n */\n var zipWith = baseRest(function(arrays) {\n var length = arrays.length,\n iteratee = length > 1 ? arrays[length - 1] : undefined;\n\n iteratee = typeof iteratee == 'function' ? (arrays.pop(), iteratee) : undefined;\n return unzipWith(arrays, iteratee);\n });\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates a `lodash` wrapper instance that wraps `value` with explicit method\n * chain sequences enabled. The result of such sequences must be unwrapped\n * with `_#value`.\n *\n * @static\n * @memberOf _\n * @since 1.3.0\n * @category Seq\n * @param {*} value The value to wrap.\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36 },\n * { 'user': 'fred', 'age': 40 },\n * { 'user': 'pebbles', 'age': 1 }\n * ];\n *\n * var youngest = _\n * .chain(users)\n * .sortBy('age')\n * .map(function(o) {\n * return o.user + ' is ' + o.age;\n * })\n * .head()\n * .value();\n * // => 'pebbles is 1'\n */\n function chain(value) {\n var result = lodash(value);\n result.__chain__ = true;\n return result;\n }\n\n /**\n * This method invokes `interceptor` and returns `value`. The interceptor\n * is invoked with one argument; (value). The purpose of this method is to\n * \"tap into\" a method chain sequence in order to modify intermediate results.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Seq\n * @param {*} value The value to provide to `interceptor`.\n * @param {Function} interceptor The function to invoke.\n * @returns {*} Returns `value`.\n * @example\n *\n * _([1, 2, 3])\n * .tap(function(array) {\n * // Mutate input array.\n * array.pop();\n * })\n * .reverse()\n * .value();\n * // => [2, 1]\n */\n function tap(value, interceptor) {\n interceptor(value);\n return value;\n }\n\n /**\n * This method is like `_.tap` except that it returns the result of `interceptor`.\n * The purpose of this method is to \"pass thru\" values replacing intermediate\n * results in a method chain sequence.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Seq\n * @param {*} value The value to provide to `interceptor`.\n * @param {Function} interceptor The function to invoke.\n * @returns {*} Returns the result of `interceptor`.\n * @example\n *\n * _(' abc ')\n * .chain()\n * .trim()\n * .thru(function(value) {\n * return [value];\n * })\n * .value();\n * // => ['abc']\n */\n function thru(value, interceptor) {\n return interceptor(value);\n }\n\n /**\n * This method is the wrapper version of `_.at`.\n *\n * @name at\n * @memberOf _\n * @since 1.0.0\n * @category Seq\n * @param {...(string|string[])} [paths] The property paths to pick.\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': 3 } }, 4] };\n *\n * _(object).at(['a[0].b.c', 'a[1]']).value();\n * // => [3, 4]\n */\n var wrapperAt = flatRest(function(paths) {\n var length = paths.length,\n start = length ? paths[0] : 0,\n value = this.__wrapped__,\n interceptor = function(object) { return baseAt(object, paths); };\n\n if (length > 1 || this.__actions__.length ||\n !(value instanceof LazyWrapper) || !isIndex(start)) {\n return this.thru(interceptor);\n }\n value = value.slice(start, +start + (length ? 1 : 0));\n value.__actions__.push({\n 'func': thru,\n 'args': [interceptor],\n 'thisArg': undefined\n });\n return new LodashWrapper(value, this.__chain__).thru(function(array) {\n if (length && !array.length) {\n array.push(undefined);\n }\n return array;\n });\n });\n\n /**\n * Creates a `lodash` wrapper instance with explicit method chain sequences enabled.\n *\n * @name chain\n * @memberOf _\n * @since 0.1.0\n * @category Seq\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36 },\n * { 'user': 'fred', 'age': 40 }\n * ];\n *\n * // A sequence without explicit chaining.\n * _(users).head();\n * // => { 'user': 'barney', 'age': 36 }\n *\n * // A sequence with explicit chaining.\n * _(users)\n * .chain()\n * .head()\n * .pick('user')\n * .value();\n * // => { 'user': 'barney' }\n */\n function wrapperChain() {\n return chain(this);\n }\n\n /**\n * Executes the chain sequence and returns the wrapped result.\n *\n * @name commit\n * @memberOf _\n * @since 3.2.0\n * @category Seq\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * var array = [1, 2];\n * var wrapped = _(array).push(3);\n *\n * console.log(array);\n * // => [1, 2]\n *\n * wrapped = wrapped.commit();\n * console.log(array);\n * // => [1, 2, 3]\n *\n * wrapped.last();\n * // => 3\n *\n * console.log(array);\n * // => [1, 2, 3]\n */\n function wrapperCommit() {\n return new LodashWrapper(this.value(), this.__chain__);\n }\n\n /**\n * Gets the next value on a wrapped object following the\n * [iterator protocol](https://mdn.io/iteration_protocols#iterator).\n *\n * @name next\n * @memberOf _\n * @since 4.0.0\n * @category Seq\n * @returns {Object} Returns the next iterator value.\n * @example\n *\n * var wrapped = _([1, 2]);\n *\n * wrapped.next();\n * // => { 'done': false, 'value': 1 }\n *\n * wrapped.next();\n * // => { 'done': false, 'value': 2 }\n *\n * wrapped.next();\n * // => { 'done': true, 'value': undefined }\n */\n function wrapperNext() {\n if (this.__values__ === undefined) {\n this.__values__ = toArray(this.value());\n }\n var done = this.__index__ >= this.__values__.length,\n value = done ? undefined : this.__values__[this.__index__++];\n\n return { 'done': done, 'value': value };\n }\n\n /**\n * Enables the wrapper to be iterable.\n *\n * @name Symbol.iterator\n * @memberOf _\n * @since 4.0.0\n * @category Seq\n * @returns {Object} Returns the wrapper object.\n * @example\n *\n * var wrapped = _([1, 2]);\n *\n * wrapped[Symbol.iterator]() === wrapped;\n * // => true\n *\n * Array.from(wrapped);\n * // => [1, 2]\n */\n function wrapperToIterator() {\n return this;\n }\n\n /**\n * Creates a clone of the chain sequence planting `value` as the wrapped value.\n *\n * @name plant\n * @memberOf _\n * @since 3.2.0\n * @category Seq\n * @param {*} value The value to plant.\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * function square(n) {\n * return n * n;\n * }\n *\n * var wrapped = _([1, 2]).map(square);\n * var other = wrapped.plant([3, 4]);\n *\n * other.value();\n * // => [9, 16]\n *\n * wrapped.value();\n * // => [1, 4]\n */\n function wrapperPlant(value) {\n var result,\n parent = this;\n\n while (parent instanceof baseLodash) {\n var clone = wrapperClone(parent);\n clone.__index__ = 0;\n clone.__values__ = undefined;\n if (result) {\n previous.__wrapped__ = clone;\n } else {\n result = clone;\n }\n var previous = clone;\n parent = parent.__wrapped__;\n }\n previous.__wrapped__ = value;\n return result;\n }\n\n /**\n * This method is the wrapper version of `_.reverse`.\n *\n * **Note:** This method mutates the wrapped array.\n *\n * @name reverse\n * @memberOf _\n * @since 0.1.0\n * @category Seq\n * @returns {Object} Returns the new `lodash` wrapper instance.\n * @example\n *\n * var array = [1, 2, 3];\n *\n * _(array).reverse().value()\n * // => [3, 2, 1]\n *\n * console.log(array);\n * // => [3, 2, 1]\n */\n function wrapperReverse() {\n var value = this.__wrapped__;\n if (value instanceof LazyWrapper) {\n var wrapped = value;\n if (this.__actions__.length) {\n wrapped = new LazyWrapper(this);\n }\n wrapped = wrapped.reverse();\n wrapped.__actions__.push({\n 'func': thru,\n 'args': [reverse],\n 'thisArg': undefined\n });\n return new LodashWrapper(wrapped, this.__chain__);\n }\n return this.thru(reverse);\n }\n\n /**\n * Executes the chain sequence to resolve the unwrapped value.\n *\n * @name value\n * @memberOf _\n * @since 0.1.0\n * @alias toJSON, valueOf\n * @category Seq\n * @returns {*} Returns the resolved unwrapped value.\n * @example\n *\n * _([1, 2, 3]).value();\n * // => [1, 2, 3]\n */\n function wrapperValue() {\n return baseWrapperValue(this.__wrapped__, this.__actions__);\n }\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Creates an object composed of keys generated from the results of running\n * each element of `collection` thru `iteratee`. The corresponding value of\n * each key is the number of times the key was returned by `iteratee`. The\n * iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 0.5.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The iteratee to transform keys.\n * @returns {Object} Returns the composed aggregate object.\n * @example\n *\n * _.countBy([6.1, 4.2, 6.3], Math.floor);\n * // => { '4': 1, '6': 2 }\n *\n * // The `_.property` iteratee shorthand.\n * _.countBy(['one', 'two', 'three'], 'length');\n * // => { '3': 2, '5': 1 }\n */\n var countBy = createAggregator(function(result, value, key) {\n if (hasOwnProperty.call(result, key)) {\n ++result[key];\n } else {\n baseAssignValue(result, key, 1);\n }\n });\n\n /**\n * Checks if `predicate` returns truthy for **all** elements of `collection`.\n * Iteration is stopped once `predicate` returns falsey. The predicate is\n * invoked with three arguments: (value, index|key, collection).\n *\n * **Note:** This method returns `true` for\n * [empty collections](https://en.wikipedia.org/wiki/Empty_set) because\n * [everything is true](https://en.wikipedia.org/wiki/Vacuous_truth) of\n * elements of empty collections.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {boolean} Returns `true` if all elements pass the predicate check,\n * else `false`.\n * @example\n *\n * _.every([true, 1, null, 'yes'], Boolean);\n * // => false\n *\n * var users = [\n * { 'user': 'barney', 'age': 36, 'active': false },\n * { 'user': 'fred', 'age': 40, 'active': false }\n * ];\n *\n * // The `_.matches` iteratee shorthand.\n * _.every(users, { 'user': 'barney', 'active': false });\n * // => false\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.every(users, ['active', false]);\n * // => true\n *\n * // The `_.property` iteratee shorthand.\n * _.every(users, 'active');\n * // => false\n */\n function every(collection, predicate, guard) {\n var func = isArray(collection) ? arrayEvery : baseEvery;\n if (guard && isIterateeCall(collection, predicate, guard)) {\n predicate = undefined;\n }\n return func(collection, getIteratee(predicate, 3));\n }\n\n /**\n * Iterates over elements of `collection`, returning an array of all elements\n * `predicate` returns truthy for. The predicate is invoked with three\n * arguments: (value, index|key, collection).\n *\n * **Note:** Unlike `_.remove`, this method returns a new array.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the new filtered array.\n * @see _.reject\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36, 'active': true },\n * { 'user': 'fred', 'age': 40, 'active': false }\n * ];\n *\n * _.filter(users, function(o) { return !o.active; });\n * // => objects for ['fred']\n *\n * // The `_.matches` iteratee shorthand.\n * _.filter(users, { 'age': 36, 'active': true });\n * // => objects for ['barney']\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.filter(users, ['active', false]);\n * // => objects for ['fred']\n *\n * // The `_.property` iteratee shorthand.\n * _.filter(users, 'active');\n * // => objects for ['barney']\n *\n * // Combining several predicates using `_.overEvery` or `_.overSome`.\n * _.filter(users, _.overSome([{ 'age': 36 }, ['age', 40]]));\n * // => objects for ['fred', 'barney']\n */\n function filter(collection, predicate) {\n var func = isArray(collection) ? arrayFilter : baseFilter;\n return func(collection, getIteratee(predicate, 3));\n }\n\n /**\n * Iterates over elements of `collection`, returning the first element\n * `predicate` returns truthy for. The predicate is invoked with three\n * arguments: (value, index|key, collection).\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to inspect.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @param {number} [fromIndex=0] The index to search from.\n * @returns {*} Returns the matched element, else `undefined`.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36, 'active': true },\n * { 'user': 'fred', 'age': 40, 'active': false },\n * { 'user': 'pebbles', 'age': 1, 'active': true }\n * ];\n *\n * _.find(users, function(o) { return o.age < 40; });\n * // => object for 'barney'\n *\n * // The `_.matches` iteratee shorthand.\n * _.find(users, { 'age': 1, 'active': true });\n * // => object for 'pebbles'\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.find(users, ['active', false]);\n * // => object for 'fred'\n *\n * // The `_.property` iteratee shorthand.\n * _.find(users, 'active');\n * // => object for 'barney'\n */\n var find = createFind(findIndex);\n\n /**\n * This method is like `_.find` except that it iterates over elements of\n * `collection` from right to left.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to inspect.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @param {number} [fromIndex=collection.length-1] The index to search from.\n * @returns {*} Returns the matched element, else `undefined`.\n * @example\n *\n * _.findLast([1, 2, 3, 4], function(n) {\n * return n % 2 == 1;\n * });\n * // => 3\n */\n var findLast = createFind(findLastIndex);\n\n /**\n * Creates a flattened array of values by running each element in `collection`\n * thru `iteratee` and flattening the mapped results. The iteratee is invoked\n * with three arguments: (value, index|key, collection).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the new flattened array.\n * @example\n *\n * function duplicate(n) {\n * return [n, n];\n * }\n *\n * _.flatMap([1, 2], duplicate);\n * // => [1, 1, 2, 2]\n */\n function flatMap(collection, iteratee) {\n return baseFlatten(map(collection, iteratee), 1);\n }\n\n /**\n * This method is like `_.flatMap` except that it recursively flattens the\n * mapped results.\n *\n * @static\n * @memberOf _\n * @since 4.7.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the new flattened array.\n * @example\n *\n * function duplicate(n) {\n * return [[[n, n]]];\n * }\n *\n * _.flatMapDeep([1, 2], duplicate);\n * // => [1, 1, 2, 2]\n */\n function flatMapDeep(collection, iteratee) {\n return baseFlatten(map(collection, iteratee), INFINITY);\n }\n\n /**\n * This method is like `_.flatMap` except that it recursively flattens the\n * mapped results up to `depth` times.\n *\n * @static\n * @memberOf _\n * @since 4.7.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @param {number} [depth=1] The maximum recursion depth.\n * @returns {Array} Returns the new flattened array.\n * @example\n *\n * function duplicate(n) {\n * return [[[n, n]]];\n * }\n *\n * _.flatMapDepth([1, 2], duplicate, 2);\n * // => [[1, 1], [2, 2]]\n */\n function flatMapDepth(collection, iteratee, depth) {\n depth = depth === undefined ? 1 : toInteger(depth);\n return baseFlatten(map(collection, iteratee), depth);\n }\n\n /**\n * Iterates over elements of `collection` and invokes `iteratee` for each element.\n * The iteratee is invoked with three arguments: (value, index|key, collection).\n * Iteratee functions may exit iteration early by explicitly returning `false`.\n *\n * **Note:** As with other \"Collections\" methods, objects with a \"length\"\n * property are iterated like arrays. To avoid this behavior use `_.forIn`\n * or `_.forOwn` for object iteration.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @alias each\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Array|Object} Returns `collection`.\n * @see _.forEachRight\n * @example\n *\n * _.forEach([1, 2], function(value) {\n * console.log(value);\n * });\n * // => Logs `1` then `2`.\n *\n * _.forEach({ 'a': 1, 'b': 2 }, function(value, key) {\n * console.log(key);\n * });\n * // => Logs 'a' then 'b' (iteration order is not guaranteed).\n */\n function forEach(collection, iteratee) {\n var func = isArray(collection) ? arrayEach : baseEach;\n return func(collection, getIteratee(iteratee, 3));\n }\n\n /**\n * This method is like `_.forEach` except that it iterates over elements of\n * `collection` from right to left.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @alias eachRight\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Array|Object} Returns `collection`.\n * @see _.forEach\n * @example\n *\n * _.forEachRight([1, 2], function(value) {\n * console.log(value);\n * });\n * // => Logs `2` then `1`.\n */\n function forEachRight(collection, iteratee) {\n var func = isArray(collection) ? arrayEachRight : baseEachRight;\n return func(collection, getIteratee(iteratee, 3));\n }\n\n /**\n * Creates an object composed of keys generated from the results of running\n * each element of `collection` thru `iteratee`. The order of grouped values\n * is determined by the order they occur in `collection`. The corresponding\n * value of each key is an array of elements responsible for generating the\n * key. The iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The iteratee to transform keys.\n * @returns {Object} Returns the composed aggregate object.\n * @example\n *\n * _.groupBy([6.1, 4.2, 6.3], Math.floor);\n * // => { '4': [4.2], '6': [6.1, 6.3] }\n *\n * // The `_.property` iteratee shorthand.\n * _.groupBy(['one', 'two', 'three'], 'length');\n * // => { '3': ['one', 'two'], '5': ['three'] }\n */\n var groupBy = createAggregator(function(result, value, key) {\n if (hasOwnProperty.call(result, key)) {\n result[key].push(value);\n } else {\n baseAssignValue(result, key, [value]);\n }\n });\n\n /**\n * Checks if `value` is in `collection`. If `collection` is a string, it's\n * checked for a substring of `value`, otherwise\n * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * is used for equality comparisons. If `fromIndex` is negative, it's used as\n * the offset from the end of `collection`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object|string} collection The collection to inspect.\n * @param {*} value The value to search for.\n * @param {number} [fromIndex=0] The index to search from.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.reduce`.\n * @returns {boolean} Returns `true` if `value` is found, else `false`.\n * @example\n *\n * _.includes([1, 2, 3], 1);\n * // => true\n *\n * _.includes([1, 2, 3], 1, 2);\n * // => false\n *\n * _.includes({ 'a': 1, 'b': 2 }, 1);\n * // => true\n *\n * _.includes('abcd', 'bc');\n * // => true\n */\n function includes(collection, value, fromIndex, guard) {\n collection = isArrayLike(collection) ? collection : values(collection);\n fromIndex = (fromIndex && !guard) ? toInteger(fromIndex) : 0;\n\n var length = collection.length;\n if (fromIndex < 0) {\n fromIndex = nativeMax(length + fromIndex, 0);\n }\n return isString(collection)\n ? (fromIndex <= length && collection.indexOf(value, fromIndex) > -1)\n : (!!length && baseIndexOf(collection, value, fromIndex) > -1);\n }\n\n /**\n * Invokes the method at `path` of each element in `collection`, returning\n * an array of the results of each invoked method. Any additional arguments\n * are provided to each invoked method. If `path` is a function, it's invoked\n * for, and `this` bound to, each element in `collection`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Array|Function|string} path The path of the method to invoke or\n * the function invoked per iteration.\n * @param {...*} [args] The arguments to invoke each method with.\n * @returns {Array} Returns the array of results.\n * @example\n *\n * _.invokeMap([[5, 1, 7], [3, 2, 1]], 'sort');\n * // => [[1, 5, 7], [1, 2, 3]]\n *\n * _.invokeMap([123, 456], String.prototype.split, '');\n * // => [['1', '2', '3'], ['4', '5', '6']]\n */\n var invokeMap = baseRest(function(collection, path, args) {\n var index = -1,\n isFunc = typeof path == 'function',\n result = isArrayLike(collection) ? Array(collection.length) : [];\n\n baseEach(collection, function(value) {\n result[++index] = isFunc ? apply(path, value, args) : baseInvoke(value, path, args);\n });\n return result;\n });\n\n /**\n * Creates an object composed of keys generated from the results of running\n * each element of `collection` thru `iteratee`. The corresponding value of\n * each key is the last element responsible for generating the key. The\n * iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The iteratee to transform keys.\n * @returns {Object} Returns the composed aggregate object.\n * @example\n *\n * var array = [\n * { 'dir': 'left', 'code': 97 },\n * { 'dir': 'right', 'code': 100 }\n * ];\n *\n * _.keyBy(array, function(o) {\n * return String.fromCharCode(o.code);\n * });\n * // => { 'a': { 'dir': 'left', 'code': 97 }, 'd': { 'dir': 'right', 'code': 100 } }\n *\n * _.keyBy(array, 'dir');\n * // => { 'left': { 'dir': 'left', 'code': 97 }, 'right': { 'dir': 'right', 'code': 100 } }\n */\n var keyBy = createAggregator(function(result, value, key) {\n baseAssignValue(result, key, value);\n });\n\n /**\n * Creates an array of values by running each element in `collection` thru\n * `iteratee`. The iteratee is invoked with three arguments:\n * (value, index|key, collection).\n *\n * Many lodash methods are guarded to work as iteratees for methods like\n * `_.every`, `_.filter`, `_.map`, `_.mapValues`, `_.reject`, and `_.some`.\n *\n * The guarded methods are:\n * `ary`, `chunk`, `curry`, `curryRight`, `drop`, `dropRight`, `every`,\n * `fill`, `invert`, `parseInt`, `random`, `range`, `rangeRight`, `repeat`,\n * `sampleSize`, `slice`, `some`, `sortBy`, `split`, `take`, `takeRight`,\n * `template`, `trim`, `trimEnd`, `trimStart`, and `words`\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the new mapped array.\n * @example\n *\n * function square(n) {\n * return n * n;\n * }\n *\n * _.map([4, 8], square);\n * // => [16, 64]\n *\n * _.map({ 'a': 4, 'b': 8 }, square);\n * // => [16, 64] (iteration order is not guaranteed)\n *\n * var users = [\n * { 'user': 'barney' },\n * { 'user': 'fred' }\n * ];\n *\n * // The `_.property` iteratee shorthand.\n * _.map(users, 'user');\n * // => ['barney', 'fred']\n */\n function map(collection, iteratee) {\n var func = isArray(collection) ? arrayMap : baseMap;\n return func(collection, getIteratee(iteratee, 3));\n }\n\n /**\n * This method is like `_.sortBy` except that it allows specifying the sort\n * orders of the iteratees to sort by. If `orders` is unspecified, all values\n * are sorted in ascending order. Otherwise, specify an order of \"desc\" for\n * descending or \"asc\" for ascending sort order of corresponding values.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Array[]|Function[]|Object[]|string[]} [iteratees=[_.identity]]\n * The iteratees to sort by.\n * @param {string[]} [orders] The sort orders of `iteratees`.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.reduce`.\n * @returns {Array} Returns the new sorted array.\n * @example\n *\n * var users = [\n * { 'user': 'fred', 'age': 48 },\n * { 'user': 'barney', 'age': 34 },\n * { 'user': 'fred', 'age': 40 },\n * { 'user': 'barney', 'age': 36 }\n * ];\n *\n * // Sort by `user` in ascending order and by `age` in descending order.\n * _.orderBy(users, ['user', 'age'], ['asc', 'desc']);\n * // => objects for [['barney', 36], ['barney', 34], ['fred', 48], ['fred', 40]]\n */\n function orderBy(collection, iteratees, orders, guard) {\n if (collection == null) {\n return [];\n }\n if (!isArray(iteratees)) {\n iteratees = iteratees == null ? [] : [iteratees];\n }\n orders = guard ? undefined : orders;\n if (!isArray(orders)) {\n orders = orders == null ? [] : [orders];\n }\n return baseOrderBy(collection, iteratees, orders);\n }\n\n /**\n * Creates an array of elements split into two groups, the first of which\n * contains elements `predicate` returns truthy for, the second of which\n * contains elements `predicate` returns falsey for. The predicate is\n * invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the array of grouped elements.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36, 'active': false },\n * { 'user': 'fred', 'age': 40, 'active': true },\n * { 'user': 'pebbles', 'age': 1, 'active': false }\n * ];\n *\n * _.partition(users, function(o) { return o.active; });\n * // => objects for [['fred'], ['barney', 'pebbles']]\n *\n * // The `_.matches` iteratee shorthand.\n * _.partition(users, { 'age': 1, 'active': false });\n * // => objects for [['pebbles'], ['barney', 'fred']]\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.partition(users, ['active', false]);\n * // => objects for [['barney', 'pebbles'], ['fred']]\n *\n * // The `_.property` iteratee shorthand.\n * _.partition(users, 'active');\n * // => objects for [['fred'], ['barney', 'pebbles']]\n */\n var partition = createAggregator(function(result, value, key) {\n result[key ? 0 : 1].push(value);\n }, function() { return [[], []]; });\n\n /**\n * Reduces `collection` to a value which is the accumulated result of running\n * each element in `collection` thru `iteratee`, where each successive\n * invocation is supplied the return value of the previous. If `accumulator`\n * is not given, the first element of `collection` is used as the initial\n * value. The iteratee is invoked with four arguments:\n * (accumulator, value, index|key, collection).\n *\n * Many lodash methods are guarded to work as iteratees for methods like\n * `_.reduce`, `_.reduceRight`, and `_.transform`.\n *\n * The guarded methods are:\n * `assign`, `defaults`, `defaultsDeep`, `includes`, `merge`, `orderBy`,\n * and `sortBy`\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @param {*} [accumulator] The initial value.\n * @returns {*} Returns the accumulated value.\n * @see _.reduceRight\n * @example\n *\n * _.reduce([1, 2], function(sum, n) {\n * return sum + n;\n * }, 0);\n * // => 3\n *\n * _.reduce({ 'a': 1, 'b': 2, 'c': 1 }, function(result, value, key) {\n * (result[value] || (result[value] = [])).push(key);\n * return result;\n * }, {});\n * // => { '1': ['a', 'c'], '2': ['b'] } (iteration order is not guaranteed)\n */\n function reduce(collection, iteratee, accumulator) {\n var func = isArray(collection) ? arrayReduce : baseReduce,\n initAccum = arguments.length < 3;\n\n return func(collection, getIteratee(iteratee, 4), accumulator, initAccum, baseEach);\n }\n\n /**\n * This method is like `_.reduce` except that it iterates over elements of\n * `collection` from right to left.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @param {*} [accumulator] The initial value.\n * @returns {*} Returns the accumulated value.\n * @see _.reduce\n * @example\n *\n * var array = [[0, 1], [2, 3], [4, 5]];\n *\n * _.reduceRight(array, function(flattened, other) {\n * return flattened.concat(other);\n * }, []);\n * // => [4, 5, 2, 3, 0, 1]\n */\n function reduceRight(collection, iteratee, accumulator) {\n var func = isArray(collection) ? arrayReduceRight : baseReduce,\n initAccum = arguments.length < 3;\n\n return func(collection, getIteratee(iteratee, 4), accumulator, initAccum, baseEachRight);\n }\n\n /**\n * The opposite of `_.filter`; this method returns the elements of `collection`\n * that `predicate` does **not** return truthy for.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the new filtered array.\n * @see _.filter\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36, 'active': false },\n * { 'user': 'fred', 'age': 40, 'active': true }\n * ];\n *\n * _.reject(users, function(o) { return !o.active; });\n * // => objects for ['fred']\n *\n * // The `_.matches` iteratee shorthand.\n * _.reject(users, { 'age': 40, 'active': true });\n * // => objects for ['barney']\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.reject(users, ['active', false]);\n * // => objects for ['fred']\n *\n * // The `_.property` iteratee shorthand.\n * _.reject(users, 'active');\n * // => objects for ['barney']\n */\n function reject(collection, predicate) {\n var func = isArray(collection) ? arrayFilter : baseFilter;\n return func(collection, negate(getIteratee(predicate, 3)));\n }\n\n /**\n * Gets a random element from `collection`.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to sample.\n * @returns {*} Returns the random element.\n * @example\n *\n * _.sample([1, 2, 3, 4]);\n * // => 2\n */\n function sample(collection) {\n var func = isArray(collection) ? arraySample : baseSample;\n return func(collection);\n }\n\n /**\n * Gets `n` random elements at unique keys from `collection` up to the\n * size of `collection`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Collection\n * @param {Array|Object} collection The collection to sample.\n * @param {number} [n=1] The number of elements to sample.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the random elements.\n * @example\n *\n * _.sampleSize([1, 2, 3], 2);\n * // => [3, 1]\n *\n * _.sampleSize([1, 2, 3], 4);\n * // => [2, 3, 1]\n */\n function sampleSize(collection, n, guard) {\n if ((guard ? isIterateeCall(collection, n, guard) : n === undefined)) {\n n = 1;\n } else {\n n = toInteger(n);\n }\n var func = isArray(collection) ? arraySampleSize : baseSampleSize;\n return func(collection, n);\n }\n\n /**\n * Creates an array of shuffled values, using a version of the\n * [Fisher-Yates shuffle](https://en.wikipedia.org/wiki/Fisher-Yates_shuffle).\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to shuffle.\n * @returns {Array} Returns the new shuffled array.\n * @example\n *\n * _.shuffle([1, 2, 3, 4]);\n * // => [4, 1, 3, 2]\n */\n function shuffle(collection) {\n var func = isArray(collection) ? arrayShuffle : baseShuffle;\n return func(collection);\n }\n\n /**\n * Gets the size of `collection` by returning its length for array-like\n * values or the number of own enumerable string keyed properties for objects.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object|string} collection The collection to inspect.\n * @returns {number} Returns the collection size.\n * @example\n *\n * _.size([1, 2, 3]);\n * // => 3\n *\n * _.size({ 'a': 1, 'b': 2 });\n * // => 2\n *\n * _.size('pebbles');\n * // => 7\n */\n function size(collection) {\n if (collection == null) {\n return 0;\n }\n if (isArrayLike(collection)) {\n return isString(collection) ? stringSize(collection) : collection.length;\n }\n var tag = getTag(collection);\n if (tag == mapTag || tag == setTag) {\n return collection.size;\n }\n return baseKeys(collection).length;\n }\n\n /**\n * Checks if `predicate` returns truthy for **any** element of `collection`.\n * Iteration is stopped once `predicate` returns truthy. The predicate is\n * invoked with three arguments: (value, index|key, collection).\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {boolean} Returns `true` if any element passes the predicate check,\n * else `false`.\n * @example\n *\n * _.some([null, 0, 'yes', false], Boolean);\n * // => true\n *\n * var users = [\n * { 'user': 'barney', 'active': true },\n * { 'user': 'fred', 'active': false }\n * ];\n *\n * // The `_.matches` iteratee shorthand.\n * _.some(users, { 'user': 'barney', 'active': false });\n * // => false\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.some(users, ['active', false]);\n * // => true\n *\n * // The `_.property` iteratee shorthand.\n * _.some(users, 'active');\n * // => true\n */\n function some(collection, predicate, guard) {\n var func = isArray(collection) ? arraySome : baseSome;\n if (guard && isIterateeCall(collection, predicate, guard)) {\n predicate = undefined;\n }\n return func(collection, getIteratee(predicate, 3));\n }\n\n /**\n * Creates an array of elements, sorted in ascending order by the results of\n * running each element in a collection thru each iteratee. This method\n * performs a stable sort, that is, it preserves the original sort order of\n * equal elements. The iteratees are invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Collection\n * @param {Array|Object} collection The collection to iterate over.\n * @param {...(Function|Function[])} [iteratees=[_.identity]]\n * The iteratees to sort by.\n * @returns {Array} Returns the new sorted array.\n * @example\n *\n * var users = [\n * { 'user': 'fred', 'age': 48 },\n * { 'user': 'barney', 'age': 36 },\n * { 'user': 'fred', 'age': 30 },\n * { 'user': 'barney', 'age': 34 }\n * ];\n *\n * _.sortBy(users, [function(o) { return o.user; }]);\n * // => objects for [['barney', 36], ['barney', 34], ['fred', 48], ['fred', 30]]\n *\n * _.sortBy(users, ['user', 'age']);\n * // => objects for [['barney', 34], ['barney', 36], ['fred', 30], ['fred', 48]]\n */\n var sortBy = baseRest(function(collection, iteratees) {\n if (collection == null) {\n return [];\n }\n var length = iteratees.length;\n if (length > 1 && isIterateeCall(collection, iteratees[0], iteratees[1])) {\n iteratees = [];\n } else if (length > 2 && isIterateeCall(iteratees[0], iteratees[1], iteratees[2])) {\n iteratees = [iteratees[0]];\n }\n return baseOrderBy(collection, baseFlatten(iteratees, 1), []);\n });\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Gets the timestamp of the number of milliseconds that have elapsed since\n * the Unix epoch (1 January 1970 00:00:00 UTC).\n *\n * @static\n * @memberOf _\n * @since 2.4.0\n * @category Date\n * @returns {number} Returns the timestamp.\n * @example\n *\n * _.defer(function(stamp) {\n * console.log(_.now() - stamp);\n * }, _.now());\n * // => Logs the number of milliseconds it took for the deferred invocation.\n */\n var now = ctxNow || function() {\n return root.Date.now();\n };\n\n /*------------------------------------------------------------------------*/\n\n /**\n * The opposite of `_.before`; this method creates a function that invokes\n * `func` once it's called `n` or more times.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {number} n The number of calls before `func` is invoked.\n * @param {Function} func The function to restrict.\n * @returns {Function} Returns the new restricted function.\n * @example\n *\n * var saves = ['profile', 'settings'];\n *\n * var done = _.after(saves.length, function() {\n * console.log('done saving!');\n * });\n *\n * _.forEach(saves, function(type) {\n * asyncSave({ 'type': type, 'complete': done });\n * });\n * // => Logs 'done saving!' after the two async saves have completed.\n */\n function after(n, func) {\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n n = toInteger(n);\n return function() {\n if (--n < 1) {\n return func.apply(this, arguments);\n }\n };\n }\n\n /**\n * Creates a function that invokes `func`, with up to `n` arguments,\n * ignoring any additional arguments.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Function\n * @param {Function} func The function to cap arguments for.\n * @param {number} [n=func.length] The arity cap.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Function} Returns the new capped function.\n * @example\n *\n * _.map(['6', '8', '10'], _.ary(parseInt, 1));\n * // => [6, 8, 10]\n */\n function ary(func, n, guard) {\n n = guard ? undefined : n;\n n = (func && n == null) ? func.length : n;\n return createWrap(func, WRAP_ARY_FLAG, undefined, undefined, undefined, undefined, n);\n }\n\n /**\n * Creates a function that invokes `func`, with the `this` binding and arguments\n * of the created function, while it's called less than `n` times. Subsequent\n * calls to the created function return the result of the last `func` invocation.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Function\n * @param {number} n The number of calls at which `func` is no longer invoked.\n * @param {Function} func The function to restrict.\n * @returns {Function} Returns the new restricted function.\n * @example\n *\n * jQuery(element).on('click', _.before(5, addContactToList));\n * // => Allows adding up to 4 contacts to the list.\n */\n function before(n, func) {\n var result;\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n n = toInteger(n);\n return function() {\n if (--n > 0) {\n result = func.apply(this, arguments);\n }\n if (n <= 1) {\n func = undefined;\n }\n return result;\n };\n }\n\n /**\n * Creates a function that invokes `func` with the `this` binding of `thisArg`\n * and `partials` prepended to the arguments it receives.\n *\n * The `_.bind.placeholder` value, which defaults to `_` in monolithic builds,\n * may be used as a placeholder for partially applied arguments.\n *\n * **Note:** Unlike native `Function#bind`, this method doesn't set the \"length\"\n * property of bound functions.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to bind.\n * @param {*} thisArg The `this` binding of `func`.\n * @param {...*} [partials] The arguments to be partially applied.\n * @returns {Function} Returns the new bound function.\n * @example\n *\n * function greet(greeting, punctuation) {\n * return greeting + ' ' + this.user + punctuation;\n * }\n *\n * var object = { 'user': 'fred' };\n *\n * var bound = _.bind(greet, object, 'hi');\n * bound('!');\n * // => 'hi fred!'\n *\n * // Bound with placeholders.\n * var bound = _.bind(greet, object, _, '!');\n * bound('hi');\n * // => 'hi fred!'\n */\n var bind = baseRest(function(func, thisArg, partials) {\n var bitmask = WRAP_BIND_FLAG;\n if (partials.length) {\n var holders = replaceHolders(partials, getHolder(bind));\n bitmask |= WRAP_PARTIAL_FLAG;\n }\n return createWrap(func, bitmask, thisArg, partials, holders);\n });\n\n /**\n * Creates a function that invokes the method at `object[key]` with `partials`\n * prepended to the arguments it receives.\n *\n * This method differs from `_.bind` by allowing bound functions to reference\n * methods that may be redefined or don't yet exist. See\n * [Peter Michaux's article](http://peter.michaux.ca/articles/lazy-function-definition-pattern)\n * for more details.\n *\n * The `_.bindKey.placeholder` value, which defaults to `_` in monolithic\n * builds, may be used as a placeholder for partially applied arguments.\n *\n * @static\n * @memberOf _\n * @since 0.10.0\n * @category Function\n * @param {Object} object The object to invoke the method on.\n * @param {string} key The key of the method.\n * @param {...*} [partials] The arguments to be partially applied.\n * @returns {Function} Returns the new bound function.\n * @example\n *\n * var object = {\n * 'user': 'fred',\n * 'greet': function(greeting, punctuation) {\n * return greeting + ' ' + this.user + punctuation;\n * }\n * };\n *\n * var bound = _.bindKey(object, 'greet', 'hi');\n * bound('!');\n * // => 'hi fred!'\n *\n * object.greet = function(greeting, punctuation) {\n * return greeting + 'ya ' + this.user + punctuation;\n * };\n *\n * bound('!');\n * // => 'hiya fred!'\n *\n * // Bound with placeholders.\n * var bound = _.bindKey(object, 'greet', _, '!');\n * bound('hi');\n * // => 'hiya fred!'\n */\n var bindKey = baseRest(function(object, key, partials) {\n var bitmask = WRAP_BIND_FLAG | WRAP_BIND_KEY_FLAG;\n if (partials.length) {\n var holders = replaceHolders(partials, getHolder(bindKey));\n bitmask |= WRAP_PARTIAL_FLAG;\n }\n return createWrap(key, bitmask, object, partials, holders);\n });\n\n /**\n * Creates a function that accepts arguments of `func` and either invokes\n * `func` returning its result, if at least `arity` number of arguments have\n * been provided, or returns a function that accepts the remaining `func`\n * arguments, and so on. The arity of `func` may be specified if `func.length`\n * is not sufficient.\n *\n * The `_.curry.placeholder` value, which defaults to `_` in monolithic builds,\n * may be used as a placeholder for provided arguments.\n *\n * **Note:** This method doesn't set the \"length\" property of curried functions.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Function\n * @param {Function} func The function to curry.\n * @param {number} [arity=func.length] The arity of `func`.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Function} Returns the new curried function.\n * @example\n *\n * var abc = function(a, b, c) {\n * return [a, b, c];\n * };\n *\n * var curried = _.curry(abc);\n *\n * curried(1)(2)(3);\n * // => [1, 2, 3]\n *\n * curried(1, 2)(3);\n * // => [1, 2, 3]\n *\n * curried(1, 2, 3);\n * // => [1, 2, 3]\n *\n * // Curried with placeholders.\n * curried(1)(_, 3)(2);\n * // => [1, 2, 3]\n */\n function curry(func, arity, guard) {\n arity = guard ? undefined : arity;\n var result = createWrap(func, WRAP_CURRY_FLAG, undefined, undefined, undefined, undefined, undefined, arity);\n result.placeholder = curry.placeholder;\n return result;\n }\n\n /**\n * This method is like `_.curry` except that arguments are applied to `func`\n * in the manner of `_.partialRight` instead of `_.partial`.\n *\n * The `_.curryRight.placeholder` value, which defaults to `_` in monolithic\n * builds, may be used as a placeholder for provided arguments.\n *\n * **Note:** This method doesn't set the \"length\" property of curried functions.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Function\n * @param {Function} func The function to curry.\n * @param {number} [arity=func.length] The arity of `func`.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Function} Returns the new curried function.\n * @example\n *\n * var abc = function(a, b, c) {\n * return [a, b, c];\n * };\n *\n * var curried = _.curryRight(abc);\n *\n * curried(3)(2)(1);\n * // => [1, 2, 3]\n *\n * curried(2, 3)(1);\n * // => [1, 2, 3]\n *\n * curried(1, 2, 3);\n * // => [1, 2, 3]\n *\n * // Curried with placeholders.\n * curried(3)(1, _)(2);\n * // => [1, 2, 3]\n */\n function curryRight(func, arity, guard) {\n arity = guard ? undefined : arity;\n var result = createWrap(func, WRAP_CURRY_RIGHT_FLAG, undefined, undefined, undefined, undefined, undefined, arity);\n result.placeholder = curryRight.placeholder;\n return result;\n }\n\n /**\n * Creates a debounced function that delays invoking `func` until after `wait`\n * milliseconds have elapsed since the last time the debounced function was\n * invoked. The debounced function comes with a `cancel` method to cancel\n * delayed `func` invocations and a `flush` method to immediately invoke them.\n * Provide `options` to indicate whether `func` should be invoked on the\n * leading and/or trailing edge of the `wait` timeout. The `func` is invoked\n * with the last arguments provided to the debounced function. Subsequent\n * calls to the debounced function return the result of the last `func`\n * invocation.\n *\n * **Note:** If `leading` and `trailing` options are `true`, `func` is\n * invoked on the trailing edge of the timeout only if the debounced function\n * is invoked more than once during the `wait` timeout.\n *\n * If `wait` is `0` and `leading` is `false`, `func` invocation is deferred\n * until to the next tick, similar to `setTimeout` with a timeout of `0`.\n *\n * See [David Corbacho's article](https://css-tricks.com/debouncing-throttling-explained-examples/)\n * for details over the differences between `_.debounce` and `_.throttle`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to debounce.\n * @param {number} [wait=0] The number of milliseconds to delay.\n * @param {Object} [options={}] The options object.\n * @param {boolean} [options.leading=false]\n * Specify invoking on the leading edge of the timeout.\n * @param {number} [options.maxWait]\n * The maximum time `func` is allowed to be delayed before it's invoked.\n * @param {boolean} [options.trailing=true]\n * Specify invoking on the trailing edge of the timeout.\n * @returns {Function} Returns the new debounced function.\n * @example\n *\n * // Avoid costly calculations while the window size is in flux.\n * jQuery(window).on('resize', _.debounce(calculateLayout, 150));\n *\n * // Invoke `sendMail` when clicked, debouncing subsequent calls.\n * jQuery(element).on('click', _.debounce(sendMail, 300, {\n * 'leading': true,\n * 'trailing': false\n * }));\n *\n * // Ensure `batchLog` is invoked once after 1 second of debounced calls.\n * var debounced = _.debounce(batchLog, 250, { 'maxWait': 1000 });\n * var source = new EventSource('/stream');\n * jQuery(source).on('message', debounced);\n *\n * // Cancel the trailing debounced invocation.\n * jQuery(window).on('popstate', debounced.cancel);\n */\n function debounce(func, wait, options) {\n var lastArgs,\n lastThis,\n maxWait,\n result,\n timerId,\n lastCallTime,\n lastInvokeTime = 0,\n leading = false,\n maxing = false,\n trailing = true;\n\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n wait = toNumber(wait) || 0;\n if (isObject(options)) {\n leading = !!options.leading;\n maxing = 'maxWait' in options;\n maxWait = maxing ? nativeMax(toNumber(options.maxWait) || 0, wait) : maxWait;\n trailing = 'trailing' in options ? !!options.trailing : trailing;\n }\n\n function invokeFunc(time) {\n var args = lastArgs,\n thisArg = lastThis;\n\n lastArgs = lastThis = undefined;\n lastInvokeTime = time;\n result = func.apply(thisArg, args);\n return result;\n }\n\n function leadingEdge(time) {\n // Reset any `maxWait` timer.\n lastInvokeTime = time;\n // Start the timer for the trailing edge.\n timerId = setTimeout(timerExpired, wait);\n // Invoke the leading edge.\n return leading ? invokeFunc(time) : result;\n }\n\n function remainingWait(time) {\n var timeSinceLastCall = time - lastCallTime,\n timeSinceLastInvoke = time - lastInvokeTime,\n timeWaiting = wait - timeSinceLastCall;\n\n return maxing\n ? nativeMin(timeWaiting, maxWait - timeSinceLastInvoke)\n : timeWaiting;\n }\n\n function shouldInvoke(time) {\n var timeSinceLastCall = time - lastCallTime,\n timeSinceLastInvoke = time - lastInvokeTime;\n\n // Either this is the first call, activity has stopped and we're at the\n // trailing edge, the system time has gone backwards and we're treating\n // it as the trailing edge, or we've hit the `maxWait` limit.\n return (lastCallTime === undefined || (timeSinceLastCall >= wait) ||\n (timeSinceLastCall < 0) || (maxing && timeSinceLastInvoke >= maxWait));\n }\n\n function timerExpired() {\n var time = now();\n if (shouldInvoke(time)) {\n return trailingEdge(time);\n }\n // Restart the timer.\n timerId = setTimeout(timerExpired, remainingWait(time));\n }\n\n function trailingEdge(time) {\n timerId = undefined;\n\n // Only invoke if we have `lastArgs` which means `func` has been\n // debounced at least once.\n if (trailing && lastArgs) {\n return invokeFunc(time);\n }\n lastArgs = lastThis = undefined;\n return result;\n }\n\n function cancel() {\n if (timerId !== undefined) {\n clearTimeout(timerId);\n }\n lastInvokeTime = 0;\n lastArgs = lastCallTime = lastThis = timerId = undefined;\n }\n\n function flush() {\n return timerId === undefined ? result : trailingEdge(now());\n }\n\n function debounced() {\n var time = now(),\n isInvoking = shouldInvoke(time);\n\n lastArgs = arguments;\n lastThis = this;\n lastCallTime = time;\n\n if (isInvoking) {\n if (timerId === undefined) {\n return leadingEdge(lastCallTime);\n }\n if (maxing) {\n // Handle invocations in a tight loop.\n clearTimeout(timerId);\n timerId = setTimeout(timerExpired, wait);\n return invokeFunc(lastCallTime);\n }\n }\n if (timerId === undefined) {\n timerId = setTimeout(timerExpired, wait);\n }\n return result;\n }\n debounced.cancel = cancel;\n debounced.flush = flush;\n return debounced;\n }\n\n /**\n * Defers invoking the `func` until the current call stack has cleared. Any\n * additional arguments are provided to `func` when it's invoked.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to defer.\n * @param {...*} [args] The arguments to invoke `func` with.\n * @returns {number} Returns the timer id.\n * @example\n *\n * _.defer(function(text) {\n * console.log(text);\n * }, 'deferred');\n * // => Logs 'deferred' after one millisecond.\n */\n var defer = baseRest(function(func, args) {\n return baseDelay(func, 1, args);\n });\n\n /**\n * Invokes `func` after `wait` milliseconds. Any additional arguments are\n * provided to `func` when it's invoked.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to delay.\n * @param {number} wait The number of milliseconds to delay invocation.\n * @param {...*} [args] The arguments to invoke `func` with.\n * @returns {number} Returns the timer id.\n * @example\n *\n * _.delay(function(text) {\n * console.log(text);\n * }, 1000, 'later');\n * // => Logs 'later' after one second.\n */\n var delay = baseRest(function(func, wait, args) {\n return baseDelay(func, toNumber(wait) || 0, args);\n });\n\n /**\n * Creates a function that invokes `func` with arguments reversed.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Function\n * @param {Function} func The function to flip arguments for.\n * @returns {Function} Returns the new flipped function.\n * @example\n *\n * var flipped = _.flip(function() {\n * return _.toArray(arguments);\n * });\n *\n * flipped('a', 'b', 'c', 'd');\n * // => ['d', 'c', 'b', 'a']\n */\n function flip(func) {\n return createWrap(func, WRAP_FLIP_FLAG);\n }\n\n /**\n * Creates a function that memoizes the result of `func`. If `resolver` is\n * provided, it determines the cache key for storing the result based on the\n * arguments provided to the memoized function. By default, the first argument\n * provided to the memoized function is used as the map cache key. The `func`\n * is invoked with the `this` binding of the memoized function.\n *\n * **Note:** The cache is exposed as the `cache` property on the memoized\n * function. Its creation may be customized by replacing the `_.memoize.Cache`\n * constructor with one whose instances implement the\n * [`Map`](http://ecma-international.org/ecma-262/7.0/#sec-properties-of-the-map-prototype-object)\n * method interface of `clear`, `delete`, `get`, `has`, and `set`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to have its output memoized.\n * @param {Function} [resolver] The function to resolve the cache key.\n * @returns {Function} Returns the new memoized function.\n * @example\n *\n * var object = { 'a': 1, 'b': 2 };\n * var other = { 'c': 3, 'd': 4 };\n *\n * var values = _.memoize(_.values);\n * values(object);\n * // => [1, 2]\n *\n * values(other);\n * // => [3, 4]\n *\n * object.a = 2;\n * values(object);\n * // => [1, 2]\n *\n * // Modify the result cache.\n * values.cache.set(object, ['a', 'b']);\n * values(object);\n * // => ['a', 'b']\n *\n * // Replace `_.memoize.Cache`.\n * _.memoize.Cache = WeakMap;\n */\n function memoize(func, resolver) {\n if (typeof func != 'function' || (resolver != null && typeof resolver != 'function')) {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n var memoized = function() {\n var args = arguments,\n key = resolver ? resolver.apply(this, args) : args[0],\n cache = memoized.cache;\n\n if (cache.has(key)) {\n return cache.get(key);\n }\n var result = func.apply(this, args);\n memoized.cache = cache.set(key, result) || cache;\n return result;\n };\n memoized.cache = new (memoize.Cache || MapCache);\n return memoized;\n }\n\n // Expose `MapCache`.\n memoize.Cache = MapCache;\n\n /**\n * Creates a function that negates the result of the predicate `func`. The\n * `func` predicate is invoked with the `this` binding and arguments of the\n * created function.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Function\n * @param {Function} predicate The predicate to negate.\n * @returns {Function} Returns the new negated function.\n * @example\n *\n * function isEven(n) {\n * return n % 2 == 0;\n * }\n *\n * _.filter([1, 2, 3, 4, 5, 6], _.negate(isEven));\n * // => [1, 3, 5]\n */\n function negate(predicate) {\n if (typeof predicate != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n return function() {\n var args = arguments;\n switch (args.length) {\n case 0: return !predicate.call(this);\n case 1: return !predicate.call(this, args[0]);\n case 2: return !predicate.call(this, args[0], args[1]);\n case 3: return !predicate.call(this, args[0], args[1], args[2]);\n }\n return !predicate.apply(this, args);\n };\n }\n\n /**\n * Creates a function that is restricted to invoking `func` once. Repeat calls\n * to the function return the value of the first invocation. The `func` is\n * invoked with the `this` binding and arguments of the created function.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to restrict.\n * @returns {Function} Returns the new restricted function.\n * @example\n *\n * var initialize = _.once(createApplication);\n * initialize();\n * initialize();\n * // => `createApplication` is invoked once\n */\n function once(func) {\n return before(2, func);\n }\n\n /**\n * Creates a function that invokes `func` with its arguments transformed.\n *\n * @static\n * @since 4.0.0\n * @memberOf _\n * @category Function\n * @param {Function} func The function to wrap.\n * @param {...(Function|Function[])} [transforms=[_.identity]]\n * The argument transforms.\n * @returns {Function} Returns the new function.\n * @example\n *\n * function doubled(n) {\n * return n * 2;\n * }\n *\n * function square(n) {\n * return n * n;\n * }\n *\n * var func = _.overArgs(function(x, y) {\n * return [x, y];\n * }, [square, doubled]);\n *\n * func(9, 3);\n * // => [81, 6]\n *\n * func(10, 5);\n * // => [100, 10]\n */\n var overArgs = castRest(function(func, transforms) {\n transforms = (transforms.length == 1 && isArray(transforms[0]))\n ? arrayMap(transforms[0], baseUnary(getIteratee()))\n : arrayMap(baseFlatten(transforms, 1), baseUnary(getIteratee()));\n\n var funcsLength = transforms.length;\n return baseRest(function(args) {\n var index = -1,\n length = nativeMin(args.length, funcsLength);\n\n while (++index < length) {\n args[index] = transforms[index].call(this, args[index]);\n }\n return apply(func, this, args);\n });\n });\n\n /**\n * Creates a function that invokes `func` with `partials` prepended to the\n * arguments it receives. This method is like `_.bind` except it does **not**\n * alter the `this` binding.\n *\n * The `_.partial.placeholder` value, which defaults to `_` in monolithic\n * builds, may be used as a placeholder for partially applied arguments.\n *\n * **Note:** This method doesn't set the \"length\" property of partially\n * applied functions.\n *\n * @static\n * @memberOf _\n * @since 0.2.0\n * @category Function\n * @param {Function} func The function to partially apply arguments to.\n * @param {...*} [partials] The arguments to be partially applied.\n * @returns {Function} Returns the new partially applied function.\n * @example\n *\n * function greet(greeting, name) {\n * return greeting + ' ' + name;\n * }\n *\n * var sayHelloTo = _.partial(greet, 'hello');\n * sayHelloTo('fred');\n * // => 'hello fred'\n *\n * // Partially applied with placeholders.\n * var greetFred = _.partial(greet, _, 'fred');\n * greetFred('hi');\n * // => 'hi fred'\n */\n var partial = baseRest(function(func, partials) {\n var holders = replaceHolders(partials, getHolder(partial));\n return createWrap(func, WRAP_PARTIAL_FLAG, undefined, partials, holders);\n });\n\n /**\n * This method is like `_.partial` except that partially applied arguments\n * are appended to the arguments it receives.\n *\n * The `_.partialRight.placeholder` value, which defaults to `_` in monolithic\n * builds, may be used as a placeholder for partially applied arguments.\n *\n * **Note:** This method doesn't set the \"length\" property of partially\n * applied functions.\n *\n * @static\n * @memberOf _\n * @since 1.0.0\n * @category Function\n * @param {Function} func The function to partially apply arguments to.\n * @param {...*} [partials] The arguments to be partially applied.\n * @returns {Function} Returns the new partially applied function.\n * @example\n *\n * function greet(greeting, name) {\n * return greeting + ' ' + name;\n * }\n *\n * var greetFred = _.partialRight(greet, 'fred');\n * greetFred('hi');\n * // => 'hi fred'\n *\n * // Partially applied with placeholders.\n * var sayHelloTo = _.partialRight(greet, 'hello', _);\n * sayHelloTo('fred');\n * // => 'hello fred'\n */\n var partialRight = baseRest(function(func, partials) {\n var holders = replaceHolders(partials, getHolder(partialRight));\n return createWrap(func, WRAP_PARTIAL_RIGHT_FLAG, undefined, partials, holders);\n });\n\n /**\n * Creates a function that invokes `func` with arguments arranged according\n * to the specified `indexes` where the argument value at the first index is\n * provided as the first argument, the argument value at the second index is\n * provided as the second argument, and so on.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Function\n * @param {Function} func The function to rearrange arguments for.\n * @param {...(number|number[])} indexes The arranged argument indexes.\n * @returns {Function} Returns the new function.\n * @example\n *\n * var rearged = _.rearg(function(a, b, c) {\n * return [a, b, c];\n * }, [2, 0, 1]);\n *\n * rearged('b', 'c', 'a')\n * // => ['a', 'b', 'c']\n */\n var rearg = flatRest(function(func, indexes) {\n return createWrap(func, WRAP_REARG_FLAG, undefined, undefined, undefined, indexes);\n });\n\n /**\n * Creates a function that invokes `func` with the `this` binding of the\n * created function and arguments from `start` and beyond provided as\n * an array.\n *\n * **Note:** This method is based on the\n * [rest parameter](https://mdn.io/rest_parameters).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Function\n * @param {Function} func The function to apply a rest parameter to.\n * @param {number} [start=func.length-1] The start position of the rest parameter.\n * @returns {Function} Returns the new function.\n * @example\n *\n * var say = _.rest(function(what, names) {\n * return what + ' ' + _.initial(names).join(', ') +\n * (_.size(names) > 1 ? ', & ' : '') + _.last(names);\n * });\n *\n * say('hello', 'fred', 'barney', 'pebbles');\n * // => 'hello fred, barney, & pebbles'\n */\n function rest(func, start) {\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n start = start === undefined ? start : toInteger(start);\n return baseRest(func, start);\n }\n\n /**\n * Creates a function that invokes `func` with the `this` binding of the\n * create function and an array of arguments much like\n * [`Function#apply`](http://www.ecma-international.org/ecma-262/7.0/#sec-function.prototype.apply).\n *\n * **Note:** This method is based on the\n * [spread operator](https://mdn.io/spread_operator).\n *\n * @static\n * @memberOf _\n * @since 3.2.0\n * @category Function\n * @param {Function} func The function to spread arguments over.\n * @param {number} [start=0] The start position of the spread.\n * @returns {Function} Returns the new function.\n * @example\n *\n * var say = _.spread(function(who, what) {\n * return who + ' says ' + what;\n * });\n *\n * say(['fred', 'hello']);\n * // => 'fred says hello'\n *\n * var numbers = Promise.all([\n * Promise.resolve(40),\n * Promise.resolve(36)\n * ]);\n *\n * numbers.then(_.spread(function(x, y) {\n * return x + y;\n * }));\n * // => a Promise of 76\n */\n function spread(func, start) {\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n start = start == null ? 0 : nativeMax(toInteger(start), 0);\n return baseRest(function(args) {\n var array = args[start],\n otherArgs = castSlice(args, 0, start);\n\n if (array) {\n arrayPush(otherArgs, array);\n }\n return apply(func, this, otherArgs);\n });\n }\n\n /**\n * Creates a throttled function that only invokes `func` at most once per\n * every `wait` milliseconds. The throttled function comes with a `cancel`\n * method to cancel delayed `func` invocations and a `flush` method to\n * immediately invoke them. Provide `options` to indicate whether `func`\n * should be invoked on the leading and/or trailing edge of the `wait`\n * timeout. The `func` is invoked with the last arguments provided to the\n * throttled function. Subsequent calls to the throttled function return the\n * result of the last `func` invocation.\n *\n * **Note:** If `leading` and `trailing` options are `true`, `func` is\n * invoked on the trailing edge of the timeout only if the throttled function\n * is invoked more than once during the `wait` timeout.\n *\n * If `wait` is `0` and `leading` is `false`, `func` invocation is deferred\n * until to the next tick, similar to `setTimeout` with a timeout of `0`.\n *\n * See [David Corbacho's article](https://css-tricks.com/debouncing-throttling-explained-examples/)\n * for details over the differences between `_.throttle` and `_.debounce`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {Function} func The function to throttle.\n * @param {number} [wait=0] The number of milliseconds to throttle invocations to.\n * @param {Object} [options={}] The options object.\n * @param {boolean} [options.leading=true]\n * Specify invoking on the leading edge of the timeout.\n * @param {boolean} [options.trailing=true]\n * Specify invoking on the trailing edge of the timeout.\n * @returns {Function} Returns the new throttled function.\n * @example\n *\n * // Avoid excessively updating the position while scrolling.\n * jQuery(window).on('scroll', _.throttle(updatePosition, 100));\n *\n * // Invoke `renewToken` when the click event is fired, but not more than once every 5 minutes.\n * var throttled = _.throttle(renewToken, 300000, { 'trailing': false });\n * jQuery(element).on('click', throttled);\n *\n * // Cancel the trailing throttled invocation.\n * jQuery(window).on('popstate', throttled.cancel);\n */\n function throttle(func, wait, options) {\n var leading = true,\n trailing = true;\n\n if (typeof func != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n if (isObject(options)) {\n leading = 'leading' in options ? !!options.leading : leading;\n trailing = 'trailing' in options ? !!options.trailing : trailing;\n }\n return debounce(func, wait, {\n 'leading': leading,\n 'maxWait': wait,\n 'trailing': trailing\n });\n }\n\n /**\n * Creates a function that accepts up to one argument, ignoring any\n * additional arguments.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Function\n * @param {Function} func The function to cap arguments for.\n * @returns {Function} Returns the new capped function.\n * @example\n *\n * _.map(['6', '8', '10'], _.unary(parseInt));\n * // => [6, 8, 10]\n */\n function unary(func) {\n return ary(func, 1);\n }\n\n /**\n * Creates a function that provides `value` to `wrapper` as its first\n * argument. Any additional arguments provided to the function are appended\n * to those provided to the `wrapper`. The wrapper is invoked with the `this`\n * binding of the created function.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Function\n * @param {*} value The value to wrap.\n * @param {Function} [wrapper=identity] The wrapper function.\n * @returns {Function} Returns the new function.\n * @example\n *\n * var p = _.wrap(_.escape, function(func, text) {\n * return '<p>' + func(text) + '</p>';\n * });\n *\n * p('fred, barney, & pebbles');\n * // => '<p>fred, barney, & pebbles</p>'\n */\n function wrap(value, wrapper) {\n return partial(castFunction(wrapper), value);\n }\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Casts `value` as an array if it's not one.\n *\n * @static\n * @memberOf _\n * @since 4.4.0\n * @category Lang\n * @param {*} value The value to inspect.\n * @returns {Array} Returns the cast array.\n * @example\n *\n * _.castArray(1);\n * // => [1]\n *\n * _.castArray({ 'a': 1 });\n * // => [{ 'a': 1 }]\n *\n * _.castArray('abc');\n * // => ['abc']\n *\n * _.castArray(null);\n * // => [null]\n *\n * _.castArray(undefined);\n * // => [undefined]\n *\n * _.castArray();\n * // => []\n *\n * var array = [1, 2, 3];\n * console.log(_.castArray(array) === array);\n * // => true\n */\n function castArray() {\n if (!arguments.length) {\n return [];\n }\n var value = arguments[0];\n return isArray(value) ? value : [value];\n }\n\n /**\n * Creates a shallow clone of `value`.\n *\n * **Note:** This method is loosely based on the\n * [structured clone algorithm](https://mdn.io/Structured_clone_algorithm)\n * and supports cloning arrays, array buffers, booleans, date objects, maps,\n * numbers, `Object` objects, regexes, sets, strings, symbols, and typed\n * arrays. The own enumerable properties of `arguments` objects are cloned\n * as plain objects. An empty object is returned for uncloneable values such\n * as error objects, functions, DOM nodes, and WeakMaps.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to clone.\n * @returns {*} Returns the cloned value.\n * @see _.cloneDeep\n * @example\n *\n * var objects = [{ 'a': 1 }, { 'b': 2 }];\n *\n * var shallow = _.clone(objects);\n * console.log(shallow[0] === objects[0]);\n * // => true\n */\n function clone(value) {\n return baseClone(value, CLONE_SYMBOLS_FLAG);\n }\n\n /**\n * This method is like `_.clone` except that it accepts `customizer` which\n * is invoked to produce the cloned value. If `customizer` returns `undefined`,\n * cloning is handled by the method instead. The `customizer` is invoked with\n * up to four arguments; (value [, index|key, object, stack]).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to clone.\n * @param {Function} [customizer] The function to customize cloning.\n * @returns {*} Returns the cloned value.\n * @see _.cloneDeepWith\n * @example\n *\n * function customizer(value) {\n * if (_.isElement(value)) {\n * return value.cloneNode(false);\n * }\n * }\n *\n * var el = _.cloneWith(document.body, customizer);\n *\n * console.log(el === document.body);\n * // => false\n * console.log(el.nodeName);\n * // => 'BODY'\n * console.log(el.childNodes.length);\n * // => 0\n */\n function cloneWith(value, customizer) {\n customizer = typeof customizer == 'function' ? customizer : undefined;\n return baseClone(value, CLONE_SYMBOLS_FLAG, customizer);\n }\n\n /**\n * This method is like `_.clone` except that it recursively clones `value`.\n *\n * @static\n * @memberOf _\n * @since 1.0.0\n * @category Lang\n * @param {*} value The value to recursively clone.\n * @returns {*} Returns the deep cloned value.\n * @see _.clone\n * @example\n *\n * var objects = [{ 'a': 1 }, { 'b': 2 }];\n *\n * var deep = _.cloneDeep(objects);\n * console.log(deep[0] === objects[0]);\n * // => false\n */\n function cloneDeep(value) {\n return baseClone(value, CLONE_DEEP_FLAG | CLONE_SYMBOLS_FLAG);\n }\n\n /**\n * This method is like `_.cloneWith` except that it recursively clones `value`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to recursively clone.\n * @param {Function} [customizer] The function to customize cloning.\n * @returns {*} Returns the deep cloned value.\n * @see _.cloneWith\n * @example\n *\n * function customizer(value) {\n * if (_.isElement(value)) {\n * return value.cloneNode(true);\n * }\n * }\n *\n * var el = _.cloneDeepWith(document.body, customizer);\n *\n * console.log(el === document.body);\n * // => false\n * console.log(el.nodeName);\n * // => 'BODY'\n * console.log(el.childNodes.length);\n * // => 20\n */\n function cloneDeepWith(value, customizer) {\n customizer = typeof customizer == 'function' ? customizer : undefined;\n return baseClone(value, CLONE_DEEP_FLAG | CLONE_SYMBOLS_FLAG, customizer);\n }\n\n /**\n * Checks if `object` conforms to `source` by invoking the predicate\n * properties of `source` with the corresponding property values of `object`.\n *\n * **Note:** This method is equivalent to `_.conforms` when `source` is\n * partially applied.\n *\n * @static\n * @memberOf _\n * @since 4.14.0\n * @category Lang\n * @param {Object} object The object to inspect.\n * @param {Object} source The object of property predicates to conform to.\n * @returns {boolean} Returns `true` if `object` conforms, else `false`.\n * @example\n *\n * var object = { 'a': 1, 'b': 2 };\n *\n * _.conformsTo(object, { 'b': function(n) { return n > 1; } });\n * // => true\n *\n * _.conformsTo(object, { 'b': function(n) { return n > 2; } });\n * // => false\n */\n function conformsTo(object, source) {\n return source == null || baseConformsTo(object, source, keys(source));\n }\n\n /**\n * Performs a\n * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)\n * comparison between two values to determine if they are equivalent.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if the values are equivalent, else `false`.\n * @example\n *\n * var object = { 'a': 1 };\n * var other = { 'a': 1 };\n *\n * _.eq(object, object);\n * // => true\n *\n * _.eq(object, other);\n * // => false\n *\n * _.eq('a', 'a');\n * // => true\n *\n * _.eq('a', Object('a'));\n * // => false\n *\n * _.eq(NaN, NaN);\n * // => true\n */\n function eq(value, other) {\n return value === other || (value !== value && other !== other);\n }\n\n /**\n * Checks if `value` is greater than `other`.\n *\n * @static\n * @memberOf _\n * @since 3.9.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if `value` is greater than `other`,\n * else `false`.\n * @see _.lt\n * @example\n *\n * _.gt(3, 1);\n * // => true\n *\n * _.gt(3, 3);\n * // => false\n *\n * _.gt(1, 3);\n * // => false\n */\n var gt = createRelationalOperation(baseGt);\n\n /**\n * Checks if `value` is greater than or equal to `other`.\n *\n * @static\n * @memberOf _\n * @since 3.9.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if `value` is greater than or equal to\n * `other`, else `false`.\n * @see _.lte\n * @example\n *\n * _.gte(3, 1);\n * // => true\n *\n * _.gte(3, 3);\n * // => true\n *\n * _.gte(1, 3);\n * // => false\n */\n var gte = createRelationalOperation(function(value, other) {\n return value >= other;\n });\n\n /**\n * Checks if `value` is likely an `arguments` object.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an `arguments` object,\n * else `false`.\n * @example\n *\n * _.isArguments(function() { return arguments; }());\n * // => true\n *\n * _.isArguments([1, 2, 3]);\n * // => false\n */\n var isArguments = baseIsArguments(function() { return arguments; }()) ? baseIsArguments : function(value) {\n return isObjectLike(value) && hasOwnProperty.call(value, 'callee') &&\n !propertyIsEnumerable.call(value, 'callee');\n };\n\n /**\n * Checks if `value` is classified as an `Array` object.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an array, else `false`.\n * @example\n *\n * _.isArray([1, 2, 3]);\n * // => true\n *\n * _.isArray(document.body.children);\n * // => false\n *\n * _.isArray('abc');\n * // => false\n *\n * _.isArray(_.noop);\n * // => false\n */\n var isArray = Array.isArray;\n\n /**\n * Checks if `value` is classified as an `ArrayBuffer` object.\n *\n * @static\n * @memberOf _\n * @since 4.3.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an array buffer, else `false`.\n * @example\n *\n * _.isArrayBuffer(new ArrayBuffer(2));\n * // => true\n *\n * _.isArrayBuffer(new Array(2));\n * // => false\n */\n var isArrayBuffer = nodeIsArrayBuffer ? baseUnary(nodeIsArrayBuffer) : baseIsArrayBuffer;\n\n /**\n * Checks if `value` is array-like. A value is considered array-like if it's\n * not a function and has a `value.length` that's an integer greater than or\n * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is array-like, else `false`.\n * @example\n *\n * _.isArrayLike([1, 2, 3]);\n * // => true\n *\n * _.isArrayLike(document.body.children);\n * // => true\n *\n * _.isArrayLike('abc');\n * // => true\n *\n * _.isArrayLike(_.noop);\n * // => false\n */\n function isArrayLike(value) {\n return value != null && isLength(value.length) && !isFunction(value);\n }\n\n /**\n * This method is like `_.isArrayLike` except that it also checks if `value`\n * is an object.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an array-like object,\n * else `false`.\n * @example\n *\n * _.isArrayLikeObject([1, 2, 3]);\n * // => true\n *\n * _.isArrayLikeObject(document.body.children);\n * // => true\n *\n * _.isArrayLikeObject('abc');\n * // => false\n *\n * _.isArrayLikeObject(_.noop);\n * // => false\n */\n function isArrayLikeObject(value) {\n return isObjectLike(value) && isArrayLike(value);\n }\n\n /**\n * Checks if `value` is classified as a boolean primitive or object.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a boolean, else `false`.\n * @example\n *\n * _.isBoolean(false);\n * // => true\n *\n * _.isBoolean(null);\n * // => false\n */\n function isBoolean(value) {\n return value === true || value === false ||\n (isObjectLike(value) && baseGetTag(value) == boolTag);\n }\n\n /**\n * Checks if `value` is a buffer.\n *\n * @static\n * @memberOf _\n * @since 4.3.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a buffer, else `false`.\n * @example\n *\n * _.isBuffer(new Buffer(2));\n * // => true\n *\n * _.isBuffer(new Uint8Array(2));\n * // => false\n */\n var isBuffer = nativeIsBuffer || stubFalse;\n\n /**\n * Checks if `value` is classified as a `Date` object.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a date object, else `false`.\n * @example\n *\n * _.isDate(new Date);\n * // => true\n *\n * _.isDate('Mon April 23 2012');\n * // => false\n */\n var isDate = nodeIsDate ? baseUnary(nodeIsDate) : baseIsDate;\n\n /**\n * Checks if `value` is likely a DOM element.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a DOM element, else `false`.\n * @example\n *\n * _.isElement(document.body);\n * // => true\n *\n * _.isElement('<body>');\n * // => false\n */\n function isElement(value) {\n return isObjectLike(value) && value.nodeType === 1 && !isPlainObject(value);\n }\n\n /**\n * Checks if `value` is an empty object, collection, map, or set.\n *\n * Objects are considered empty if they have no own enumerable string keyed\n * properties.\n *\n * Array-like values such as `arguments` objects, arrays, buffers, strings, or\n * jQuery-like collections are considered empty if they have a `length` of `0`.\n * Similarly, maps and sets are considered empty if they have a `size` of `0`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is empty, else `false`.\n * @example\n *\n * _.isEmpty(null);\n * // => true\n *\n * _.isEmpty(true);\n * // => true\n *\n * _.isEmpty(1);\n * // => true\n *\n * _.isEmpty([1, 2, 3]);\n * // => false\n *\n * _.isEmpty({ 'a': 1 });\n * // => false\n */\n function isEmpty(value) {\n if (value == null) {\n return true;\n }\n if (isArrayLike(value) &&\n (isArray(value) || typeof value == 'string' || typeof value.splice == 'function' ||\n isBuffer(value) || isTypedArray(value) || isArguments(value))) {\n return !value.length;\n }\n var tag = getTag(value);\n if (tag == mapTag || tag == setTag) {\n return !value.size;\n }\n if (isPrototype(value)) {\n return !baseKeys(value).length;\n }\n for (var key in value) {\n if (hasOwnProperty.call(value, key)) {\n return false;\n }\n }\n return true;\n }\n\n /**\n * Performs a deep comparison between two values to determine if they are\n * equivalent.\n *\n * **Note:** This method supports comparing arrays, array buffers, booleans,\n * date objects, error objects, maps, numbers, `Object` objects, regexes,\n * sets, strings, symbols, and typed arrays. `Object` objects are compared\n * by their own, not inherited, enumerable properties. Functions and DOM\n * nodes are compared by strict equality, i.e. `===`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if the values are equivalent, else `false`.\n * @example\n *\n * var object = { 'a': 1 };\n * var other = { 'a': 1 };\n *\n * _.isEqual(object, other);\n * // => true\n *\n * object === other;\n * // => false\n */\n function isEqual(value, other) {\n return baseIsEqual(value, other);\n }\n\n /**\n * This method is like `_.isEqual` except that it accepts `customizer` which\n * is invoked to compare values. If `customizer` returns `undefined`, comparisons\n * are handled by the method instead. The `customizer` is invoked with up to\n * six arguments: (objValue, othValue [, index|key, object, other, stack]).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @param {Function} [customizer] The function to customize comparisons.\n * @returns {boolean} Returns `true` if the values are equivalent, else `false`.\n * @example\n *\n * function isGreeting(value) {\n * return /^h(?:i|ello)$/.test(value);\n * }\n *\n * function customizer(objValue, othValue) {\n * if (isGreeting(objValue) && isGreeting(othValue)) {\n * return true;\n * }\n * }\n *\n * var array = ['hello', 'goodbye'];\n * var other = ['hi', 'goodbye'];\n *\n * _.isEqualWith(array, other, customizer);\n * // => true\n */\n function isEqualWith(value, other, customizer) {\n customizer = typeof customizer == 'function' ? customizer : undefined;\n var result = customizer ? customizer(value, other) : undefined;\n return result === undefined ? baseIsEqual(value, other, undefined, customizer) : !!result;\n }\n\n /**\n * Checks if `value` is an `Error`, `EvalError`, `RangeError`, `ReferenceError`,\n * `SyntaxError`, `TypeError`, or `URIError` object.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an error object, else `false`.\n * @example\n *\n * _.isError(new Error);\n * // => true\n *\n * _.isError(Error);\n * // => false\n */\n function isError(value) {\n if (!isObjectLike(value)) {\n return false;\n }\n var tag = baseGetTag(value);\n return tag == errorTag || tag == domExcTag ||\n (typeof value.message == 'string' && typeof value.name == 'string' && !isPlainObject(value));\n }\n\n /**\n * Checks if `value` is a finite primitive number.\n *\n * **Note:** This method is based on\n * [`Number.isFinite`](https://mdn.io/Number/isFinite).\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a finite number, else `false`.\n * @example\n *\n * _.isFinite(3);\n * // => true\n *\n * _.isFinite(Number.MIN_VALUE);\n * // => true\n *\n * _.isFinite(Infinity);\n * // => false\n *\n * _.isFinite('3');\n * // => false\n */\n function isFinite(value) {\n return typeof value == 'number' && nativeIsFinite(value);\n }\n\n /**\n * Checks if `value` is classified as a `Function` object.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a function, else `false`.\n * @example\n *\n * _.isFunction(_);\n * // => true\n *\n * _.isFunction(/abc/);\n * // => false\n */\n function isFunction(value) {\n if (!isObject(value)) {\n return false;\n }\n // The use of `Object#toString` avoids issues with the `typeof` operator\n // in Safari 9 which returns 'object' for typed arrays and other constructors.\n var tag = baseGetTag(value);\n return tag == funcTag || tag == genTag || tag == asyncTag || tag == proxyTag;\n }\n\n /**\n * Checks if `value` is an integer.\n *\n * **Note:** This method is based on\n * [`Number.isInteger`](https://mdn.io/Number/isInteger).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an integer, else `false`.\n * @example\n *\n * _.isInteger(3);\n * // => true\n *\n * _.isInteger(Number.MIN_VALUE);\n * // => false\n *\n * _.isInteger(Infinity);\n * // => false\n *\n * _.isInteger('3');\n * // => false\n */\n function isInteger(value) {\n return typeof value == 'number' && value == toInteger(value);\n }\n\n /**\n * Checks if `value` is a valid array-like length.\n *\n * **Note:** This method is loosely based on\n * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.\n * @example\n *\n * _.isLength(3);\n * // => true\n *\n * _.isLength(Number.MIN_VALUE);\n * // => false\n *\n * _.isLength(Infinity);\n * // => false\n *\n * _.isLength('3');\n * // => false\n */\n function isLength(value) {\n return typeof value == 'number' &&\n value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;\n }\n\n /**\n * Checks if `value` is the\n * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types)\n * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is an object, else `false`.\n * @example\n *\n * _.isObject({});\n * // => true\n *\n * _.isObject([1, 2, 3]);\n * // => true\n *\n * _.isObject(_.noop);\n * // => true\n *\n * _.isObject(null);\n * // => false\n */\n function isObject(value) {\n var type = typeof value;\n return value != null && (type == 'object' || type == 'function');\n }\n\n /**\n * Checks if `value` is object-like. A value is object-like if it's not `null`\n * and has a `typeof` result of \"object\".\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is object-like, else `false`.\n * @example\n *\n * _.isObjectLike({});\n * // => true\n *\n * _.isObjectLike([1, 2, 3]);\n * // => true\n *\n * _.isObjectLike(_.noop);\n * // => false\n *\n * _.isObjectLike(null);\n * // => false\n */\n function isObjectLike(value) {\n return value != null && typeof value == 'object';\n }\n\n /**\n * Checks if `value` is classified as a `Map` object.\n *\n * @static\n * @memberOf _\n * @since 4.3.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a map, else `false`.\n * @example\n *\n * _.isMap(new Map);\n * // => true\n *\n * _.isMap(new WeakMap);\n * // => false\n */\n var isMap = nodeIsMap ? baseUnary(nodeIsMap) : baseIsMap;\n\n /**\n * Performs a partial deep comparison between `object` and `source` to\n * determine if `object` contains equivalent property values.\n *\n * **Note:** This method is equivalent to `_.matches` when `source` is\n * partially applied.\n *\n * Partial comparisons will match empty array and empty object `source`\n * values against any array or object value, respectively. See `_.isEqual`\n * for a list of supported value comparisons.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Lang\n * @param {Object} object The object to inspect.\n * @param {Object} source The object of property values to match.\n * @returns {boolean} Returns `true` if `object` is a match, else `false`.\n * @example\n *\n * var object = { 'a': 1, 'b': 2 };\n *\n * _.isMatch(object, { 'b': 2 });\n * // => true\n *\n * _.isMatch(object, { 'b': 1 });\n * // => false\n */\n function isMatch(object, source) {\n return object === source || baseIsMatch(object, source, getMatchData(source));\n }\n\n /**\n * This method is like `_.isMatch` except that it accepts `customizer` which\n * is invoked to compare values. If `customizer` returns `undefined`, comparisons\n * are handled by the method instead. The `customizer` is invoked with five\n * arguments: (objValue, srcValue, index|key, object, source).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {Object} object The object to inspect.\n * @param {Object} source The object of property values to match.\n * @param {Function} [customizer] The function to customize comparisons.\n * @returns {boolean} Returns `true` if `object` is a match, else `false`.\n * @example\n *\n * function isGreeting(value) {\n * return /^h(?:i|ello)$/.test(value);\n * }\n *\n * function customizer(objValue, srcValue) {\n * if (isGreeting(objValue) && isGreeting(srcValue)) {\n * return true;\n * }\n * }\n *\n * var object = { 'greeting': 'hello' };\n * var source = { 'greeting': 'hi' };\n *\n * _.isMatchWith(object, source, customizer);\n * // => true\n */\n function isMatchWith(object, source, customizer) {\n customizer = typeof customizer == 'function' ? customizer : undefined;\n return baseIsMatch(object, source, getMatchData(source), customizer);\n }\n\n /**\n * Checks if `value` is `NaN`.\n *\n * **Note:** This method is based on\n * [`Number.isNaN`](https://mdn.io/Number/isNaN) and is not the same as\n * global [`isNaN`](https://mdn.io/isNaN) which returns `true` for\n * `undefined` and other non-number values.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is `NaN`, else `false`.\n * @example\n *\n * _.isNaN(NaN);\n * // => true\n *\n * _.isNaN(new Number(NaN));\n * // => true\n *\n * isNaN(undefined);\n * // => true\n *\n * _.isNaN(undefined);\n * // => false\n */\n function isNaN(value) {\n // An `NaN` primitive is the only value that is not equal to itself.\n // Perform the `toStringTag` check first to avoid errors with some\n // ActiveX objects in IE.\n return isNumber(value) && value != +value;\n }\n\n /**\n * Checks if `value` is a pristine native function.\n *\n * **Note:** This method can't reliably detect native functions in the presence\n * of the core-js package because core-js circumvents this kind of detection.\n * Despite multiple requests, the core-js maintainer has made it clear: any\n * attempt to fix the detection will be obstructed. As a result, we're left\n * with little choice but to throw an error. Unfortunately, this also affects\n * packages, like [babel-polyfill](https://www.npmjs.com/package/babel-polyfill),\n * which rely on core-js.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a native function,\n * else `false`.\n * @example\n *\n * _.isNative(Array.prototype.push);\n * // => true\n *\n * _.isNative(_);\n * // => false\n */\n function isNative(value) {\n if (isMaskable(value)) {\n throw new Error(CORE_ERROR_TEXT);\n }\n return baseIsNative(value);\n }\n\n /**\n * Checks if `value` is `null`.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is `null`, else `false`.\n * @example\n *\n * _.isNull(null);\n * // => true\n *\n * _.isNull(void 0);\n * // => false\n */\n function isNull(value) {\n return value === null;\n }\n\n /**\n * Checks if `value` is `null` or `undefined`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is nullish, else `false`.\n * @example\n *\n * _.isNil(null);\n * // => true\n *\n * _.isNil(void 0);\n * // => true\n *\n * _.isNil(NaN);\n * // => false\n */\n function isNil(value) {\n return value == null;\n }\n\n /**\n * Checks if `value` is classified as a `Number` primitive or object.\n *\n * **Note:** To exclude `Infinity`, `-Infinity`, and `NaN`, which are\n * classified as numbers, use the `_.isFinite` method.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a number, else `false`.\n * @example\n *\n * _.isNumber(3);\n * // => true\n *\n * _.isNumber(Number.MIN_VALUE);\n * // => true\n *\n * _.isNumber(Infinity);\n * // => true\n *\n * _.isNumber('3');\n * // => false\n */\n function isNumber(value) {\n return typeof value == 'number' ||\n (isObjectLike(value) && baseGetTag(value) == numberTag);\n }\n\n /**\n * Checks if `value` is a plain object, that is, an object created by the\n * `Object` constructor or one with a `[[Prototype]]` of `null`.\n *\n * @static\n * @memberOf _\n * @since 0.8.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a plain object, else `false`.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * }\n *\n * _.isPlainObject(new Foo);\n * // => false\n *\n * _.isPlainObject([1, 2, 3]);\n * // => false\n *\n * _.isPlainObject({ 'x': 0, 'y': 0 });\n * // => true\n *\n * _.isPlainObject(Object.create(null));\n * // => true\n */\n function isPlainObject(value) {\n if (!isObjectLike(value) || baseGetTag(value) != objectTag) {\n return false;\n }\n var proto = getPrototype(value);\n if (proto === null) {\n return true;\n }\n var Ctor = hasOwnProperty.call(proto, 'constructor') && proto.constructor;\n return typeof Ctor == 'function' && Ctor instanceof Ctor &&\n funcToString.call(Ctor) == objectCtorString;\n }\n\n /**\n * Checks if `value` is classified as a `RegExp` object.\n *\n * @static\n * @memberOf _\n * @since 0.1.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a regexp, else `false`.\n * @example\n *\n * _.isRegExp(/abc/);\n * // => true\n *\n * _.isRegExp('/abc/');\n * // => false\n */\n var isRegExp = nodeIsRegExp ? baseUnary(nodeIsRegExp) : baseIsRegExp;\n\n /**\n * Checks if `value` is a safe integer. An integer is safe if it's an IEEE-754\n * double precision number which isn't the result of a rounded unsafe integer.\n *\n * **Note:** This method is based on\n * [`Number.isSafeInteger`](https://mdn.io/Number/isSafeInteger).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a safe integer, else `false`.\n * @example\n *\n * _.isSafeInteger(3);\n * // => true\n *\n * _.isSafeInteger(Number.MIN_VALUE);\n * // => false\n *\n * _.isSafeInteger(Infinity);\n * // => false\n *\n * _.isSafeInteger('3');\n * // => false\n */\n function isSafeInteger(value) {\n return isInteger(value) && value >= -MAX_SAFE_INTEGER && value <= MAX_SAFE_INTEGER;\n }\n\n /**\n * Checks if `value` is classified as a `Set` object.\n *\n * @static\n * @memberOf _\n * @since 4.3.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a set, else `false`.\n * @example\n *\n * _.isSet(new Set);\n * // => true\n *\n * _.isSet(new WeakSet);\n * // => false\n */\n var isSet = nodeIsSet ? baseUnary(nodeIsSet) : baseIsSet;\n\n /**\n * Checks if `value` is classified as a `String` primitive or object.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a string, else `false`.\n * @example\n *\n * _.isString('abc');\n * // => true\n *\n * _.isString(1);\n * // => false\n */\n function isString(value) {\n return typeof value == 'string' ||\n (!isArray(value) && isObjectLike(value) && baseGetTag(value) == stringTag);\n }\n\n /**\n * Checks if `value` is classified as a `Symbol` primitive or object.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a symbol, else `false`.\n * @example\n *\n * _.isSymbol(Symbol.iterator);\n * // => true\n *\n * _.isSymbol('abc');\n * // => false\n */\n function isSymbol(value) {\n return typeof value == 'symbol' ||\n (isObjectLike(value) && baseGetTag(value) == symbolTag);\n }\n\n /**\n * Checks if `value` is classified as a typed array.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a typed array, else `false`.\n * @example\n *\n * _.isTypedArray(new Uint8Array);\n * // => true\n *\n * _.isTypedArray([]);\n * // => false\n */\n var isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedArray;\n\n /**\n * Checks if `value` is `undefined`.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is `undefined`, else `false`.\n * @example\n *\n * _.isUndefined(void 0);\n * // => true\n *\n * _.isUndefined(null);\n * // => false\n */\n function isUndefined(value) {\n return value === undefined;\n }\n\n /**\n * Checks if `value` is classified as a `WeakMap` object.\n *\n * @static\n * @memberOf _\n * @since 4.3.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a weak map, else `false`.\n * @example\n *\n * _.isWeakMap(new WeakMap);\n * // => true\n *\n * _.isWeakMap(new Map);\n * // => false\n */\n function isWeakMap(value) {\n return isObjectLike(value) && getTag(value) == weakMapTag;\n }\n\n /**\n * Checks if `value` is classified as a `WeakSet` object.\n *\n * @static\n * @memberOf _\n * @since 4.3.0\n * @category Lang\n * @param {*} value The value to check.\n * @returns {boolean} Returns `true` if `value` is a weak set, else `false`.\n * @example\n *\n * _.isWeakSet(new WeakSet);\n * // => true\n *\n * _.isWeakSet(new Set);\n * // => false\n */\n function isWeakSet(value) {\n return isObjectLike(value) && baseGetTag(value) == weakSetTag;\n }\n\n /**\n * Checks if `value` is less than `other`.\n *\n * @static\n * @memberOf _\n * @since 3.9.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if `value` is less than `other`,\n * else `false`.\n * @see _.gt\n * @example\n *\n * _.lt(1, 3);\n * // => true\n *\n * _.lt(3, 3);\n * // => false\n *\n * _.lt(3, 1);\n * // => false\n */\n var lt = createRelationalOperation(baseLt);\n\n /**\n * Checks if `value` is less than or equal to `other`.\n *\n * @static\n * @memberOf _\n * @since 3.9.0\n * @category Lang\n * @param {*} value The value to compare.\n * @param {*} other The other value to compare.\n * @returns {boolean} Returns `true` if `value` is less than or equal to\n * `other`, else `false`.\n * @see _.gte\n * @example\n *\n * _.lte(1, 3);\n * // => true\n *\n * _.lte(3, 3);\n * // => true\n *\n * _.lte(3, 1);\n * // => false\n */\n var lte = createRelationalOperation(function(value, other) {\n return value <= other;\n });\n\n /**\n * Converts `value` to an array.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {Array} Returns the converted array.\n * @example\n *\n * _.toArray({ 'a': 1, 'b': 2 });\n * // => [1, 2]\n *\n * _.toArray('abc');\n * // => ['a', 'b', 'c']\n *\n * _.toArray(1);\n * // => []\n *\n * _.toArray(null);\n * // => []\n */\n function toArray(value) {\n if (!value) {\n return [];\n }\n if (isArrayLike(value)) {\n return isString(value) ? stringToArray(value) : copyArray(value);\n }\n if (symIterator && value[symIterator]) {\n return iteratorToArray(value[symIterator]());\n }\n var tag = getTag(value),\n func = tag == mapTag ? mapToArray : (tag == setTag ? setToArray : values);\n\n return func(value);\n }\n\n /**\n * Converts `value` to a finite number.\n *\n * @static\n * @memberOf _\n * @since 4.12.0\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {number} Returns the converted number.\n * @example\n *\n * _.toFinite(3.2);\n * // => 3.2\n *\n * _.toFinite(Number.MIN_VALUE);\n * // => 5e-324\n *\n * _.toFinite(Infinity);\n * // => 1.7976931348623157e+308\n *\n * _.toFinite('3.2');\n * // => 3.2\n */\n function toFinite(value) {\n if (!value) {\n return value === 0 ? value : 0;\n }\n value = toNumber(value);\n if (value === INFINITY || value === -INFINITY) {\n var sign = (value < 0 ? -1 : 1);\n return sign * MAX_INTEGER;\n }\n return value === value ? value : 0;\n }\n\n /**\n * Converts `value` to an integer.\n *\n * **Note:** This method is loosely based on\n * [`ToInteger`](http://www.ecma-international.org/ecma-262/7.0/#sec-tointeger).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {number} Returns the converted integer.\n * @example\n *\n * _.toInteger(3.2);\n * // => 3\n *\n * _.toInteger(Number.MIN_VALUE);\n * // => 0\n *\n * _.toInteger(Infinity);\n * // => 1.7976931348623157e+308\n *\n * _.toInteger('3.2');\n * // => 3\n */\n function toInteger(value) {\n var result = toFinite(value),\n remainder = result % 1;\n\n return result === result ? (remainder ? result - remainder : result) : 0;\n }\n\n /**\n * Converts `value` to an integer suitable for use as the length of an\n * array-like object.\n *\n * **Note:** This method is based on\n * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {number} Returns the converted integer.\n * @example\n *\n * _.toLength(3.2);\n * // => 3\n *\n * _.toLength(Number.MIN_VALUE);\n * // => 0\n *\n * _.toLength(Infinity);\n * // => 4294967295\n *\n * _.toLength('3.2');\n * // => 3\n */\n function toLength(value) {\n return value ? baseClamp(toInteger(value), 0, MAX_ARRAY_LENGTH) : 0;\n }\n\n /**\n * Converts `value` to a number.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to process.\n * @returns {number} Returns the number.\n * @example\n *\n * _.toNumber(3.2);\n * // => 3.2\n *\n * _.toNumber(Number.MIN_VALUE);\n * // => 5e-324\n *\n * _.toNumber(Infinity);\n * // => Infinity\n *\n * _.toNumber('3.2');\n * // => 3.2\n */\n function toNumber(value) {\n if (typeof value == 'number') {\n return value;\n }\n if (isSymbol(value)) {\n return NAN;\n }\n if (isObject(value)) {\n var other = typeof value.valueOf == 'function' ? value.valueOf() : value;\n value = isObject(other) ? (other + '') : other;\n }\n if (typeof value != 'string') {\n return value === 0 ? value : +value;\n }\n value = baseTrim(value);\n var isBinary = reIsBinary.test(value);\n return (isBinary || reIsOctal.test(value))\n ? freeParseInt(value.slice(2), isBinary ? 2 : 8)\n : (reIsBadHex.test(value) ? NAN : +value);\n }\n\n /**\n * Converts `value` to a plain object flattening inherited enumerable string\n * keyed properties of `value` to own properties of the plain object.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {Object} Returns the converted plain object.\n * @example\n *\n * function Foo() {\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.assign({ 'a': 1 }, new Foo);\n * // => { 'a': 1, 'b': 2 }\n *\n * _.assign({ 'a': 1 }, _.toPlainObject(new Foo));\n * // => { 'a': 1, 'b': 2, 'c': 3 }\n */\n function toPlainObject(value) {\n return copyObject(value, keysIn(value));\n }\n\n /**\n * Converts `value` to a safe integer. A safe integer can be compared and\n * represented correctly.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {number} Returns the converted integer.\n * @example\n *\n * _.toSafeInteger(3.2);\n * // => 3\n *\n * _.toSafeInteger(Number.MIN_VALUE);\n * // => 0\n *\n * _.toSafeInteger(Infinity);\n * // => 9007199254740991\n *\n * _.toSafeInteger('3.2');\n * // => 3\n */\n function toSafeInteger(value) {\n return value\n ? baseClamp(toInteger(value), -MAX_SAFE_INTEGER, MAX_SAFE_INTEGER)\n : (value === 0 ? value : 0);\n }\n\n /**\n * Converts `value` to a string. An empty string is returned for `null`\n * and `undefined` values. The sign of `-0` is preserved.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Lang\n * @param {*} value The value to convert.\n * @returns {string} Returns the converted string.\n * @example\n *\n * _.toString(null);\n * // => ''\n *\n * _.toString(-0);\n * // => '-0'\n *\n * _.toString([1, 2, 3]);\n * // => '1,2,3'\n */\n function toString(value) {\n return value == null ? '' : baseToString(value);\n }\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Assigns own enumerable string keyed properties of source objects to the\n * destination object. Source objects are applied from left to right.\n * Subsequent sources overwrite property assignments of previous sources.\n *\n * **Note:** This method mutates `object` and is loosely based on\n * [`Object.assign`](https://mdn.io/Object/assign).\n *\n * @static\n * @memberOf _\n * @since 0.10.0\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} [sources] The source objects.\n * @returns {Object} Returns `object`.\n * @see _.assignIn\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * }\n *\n * function Bar() {\n * this.c = 3;\n * }\n *\n * Foo.prototype.b = 2;\n * Bar.prototype.d = 4;\n *\n * _.assign({ 'a': 0 }, new Foo, new Bar);\n * // => { 'a': 1, 'c': 3 }\n */\n var assign = createAssigner(function(object, source) {\n if (isPrototype(source) || isArrayLike(source)) {\n copyObject(source, keys(source), object);\n return;\n }\n for (var key in source) {\n if (hasOwnProperty.call(source, key)) {\n assignValue(object, key, source[key]);\n }\n }\n });\n\n /**\n * This method is like `_.assign` except that it iterates over own and\n * inherited source properties.\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @alias extend\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} [sources] The source objects.\n * @returns {Object} Returns `object`.\n * @see _.assign\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * }\n *\n * function Bar() {\n * this.c = 3;\n * }\n *\n * Foo.prototype.b = 2;\n * Bar.prototype.d = 4;\n *\n * _.assignIn({ 'a': 0 }, new Foo, new Bar);\n * // => { 'a': 1, 'b': 2, 'c': 3, 'd': 4 }\n */\n var assignIn = createAssigner(function(object, source) {\n copyObject(source, keysIn(source), object);\n });\n\n /**\n * This method is like `_.assignIn` except that it accepts `customizer`\n * which is invoked to produce the assigned values. If `customizer` returns\n * `undefined`, assignment is handled by the method instead. The `customizer`\n * is invoked with five arguments: (objValue, srcValue, key, object, source).\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @alias extendWith\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} sources The source objects.\n * @param {Function} [customizer] The function to customize assigned values.\n * @returns {Object} Returns `object`.\n * @see _.assignWith\n * @example\n *\n * function customizer(objValue, srcValue) {\n * return _.isUndefined(objValue) ? srcValue : objValue;\n * }\n *\n * var defaults = _.partialRight(_.assignInWith, customizer);\n *\n * defaults({ 'a': 1 }, { 'b': 2 }, { 'a': 3 });\n * // => { 'a': 1, 'b': 2 }\n */\n var assignInWith = createAssigner(function(object, source, srcIndex, customizer) {\n copyObject(source, keysIn(source), object, customizer);\n });\n\n /**\n * This method is like `_.assign` except that it accepts `customizer`\n * which is invoked to produce the assigned values. If `customizer` returns\n * `undefined`, assignment is handled by the method instead. The `customizer`\n * is invoked with five arguments: (objValue, srcValue, key, object, source).\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} sources The source objects.\n * @param {Function} [customizer] The function to customize assigned values.\n * @returns {Object} Returns `object`.\n * @see _.assignInWith\n * @example\n *\n * function customizer(objValue, srcValue) {\n * return _.isUndefined(objValue) ? srcValue : objValue;\n * }\n *\n * var defaults = _.partialRight(_.assignWith, customizer);\n *\n * defaults({ 'a': 1 }, { 'b': 2 }, { 'a': 3 });\n * // => { 'a': 1, 'b': 2 }\n */\n var assignWith = createAssigner(function(object, source, srcIndex, customizer) {\n copyObject(source, keys(source), object, customizer);\n });\n\n /**\n * Creates an array of values corresponding to `paths` of `object`.\n *\n * @static\n * @memberOf _\n * @since 1.0.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {...(string|string[])} [paths] The property paths to pick.\n * @returns {Array} Returns the picked values.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': 3 } }, 4] };\n *\n * _.at(object, ['a[0].b.c', 'a[1]']);\n * // => [3, 4]\n */\n var at = flatRest(baseAt);\n\n /**\n * Creates an object that inherits from the `prototype` object. If a\n * `properties` object is given, its own enumerable string keyed properties\n * are assigned to the created object.\n *\n * @static\n * @memberOf _\n * @since 2.3.0\n * @category Object\n * @param {Object} prototype The object to inherit from.\n * @param {Object} [properties] The properties to assign to the object.\n * @returns {Object} Returns the new object.\n * @example\n *\n * function Shape() {\n * this.x = 0;\n * this.y = 0;\n * }\n *\n * function Circle() {\n * Shape.call(this);\n * }\n *\n * Circle.prototype = _.create(Shape.prototype, {\n * 'constructor': Circle\n * });\n *\n * var circle = new Circle;\n * circle instanceof Circle;\n * // => true\n *\n * circle instanceof Shape;\n * // => true\n */\n function create(prototype, properties) {\n var result = baseCreate(prototype);\n return properties == null ? result : baseAssign(result, properties);\n }\n\n /**\n * Assigns own and inherited enumerable string keyed properties of source\n * objects to the destination object for all destination properties that\n * resolve to `undefined`. Source objects are applied from left to right.\n * Once a property is set, additional values of the same property are ignored.\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} [sources] The source objects.\n * @returns {Object} Returns `object`.\n * @see _.defaultsDeep\n * @example\n *\n * _.defaults({ 'a': 1 }, { 'b': 2 }, { 'a': 3 });\n * // => { 'a': 1, 'b': 2 }\n */\n var defaults = baseRest(function(object, sources) {\n object = Object(object);\n\n var index = -1;\n var length = sources.length;\n var guard = length > 2 ? sources[2] : undefined;\n\n if (guard && isIterateeCall(sources[0], sources[1], guard)) {\n length = 1;\n }\n\n while (++index < length) {\n var source = sources[index];\n var props = keysIn(source);\n var propsIndex = -1;\n var propsLength = props.length;\n\n while (++propsIndex < propsLength) {\n var key = props[propsIndex];\n var value = object[key];\n\n if (value === undefined ||\n (eq(value, objectProto[key]) && !hasOwnProperty.call(object, key))) {\n object[key] = source[key];\n }\n }\n }\n\n return object;\n });\n\n /**\n * This method is like `_.defaults` except that it recursively assigns\n * default properties.\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 3.10.0\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} [sources] The source objects.\n * @returns {Object} Returns `object`.\n * @see _.defaults\n * @example\n *\n * _.defaultsDeep({ 'a': { 'b': 2 } }, { 'a': { 'b': 1, 'c': 3 } });\n * // => { 'a': { 'b': 2, 'c': 3 } }\n */\n var defaultsDeep = baseRest(function(args) {\n args.push(undefined, customDefaultsMerge);\n return apply(mergeWith, undefined, args);\n });\n\n /**\n * This method is like `_.find` except that it returns the key of the first\n * element `predicate` returns truthy for instead of the element itself.\n *\n * @static\n * @memberOf _\n * @since 1.1.0\n * @category Object\n * @param {Object} object The object to inspect.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {string|undefined} Returns the key of the matched element,\n * else `undefined`.\n * @example\n *\n * var users = {\n * 'barney': { 'age': 36, 'active': true },\n * 'fred': { 'age': 40, 'active': false },\n * 'pebbles': { 'age': 1, 'active': true }\n * };\n *\n * _.findKey(users, function(o) { return o.age < 40; });\n * // => 'barney' (iteration order is not guaranteed)\n *\n * // The `_.matches` iteratee shorthand.\n * _.findKey(users, { 'age': 1, 'active': true });\n * // => 'pebbles'\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.findKey(users, ['active', false]);\n * // => 'fred'\n *\n * // The `_.property` iteratee shorthand.\n * _.findKey(users, 'active');\n * // => 'barney'\n */\n function findKey(object, predicate) {\n return baseFindKey(object, getIteratee(predicate, 3), baseForOwn);\n }\n\n /**\n * This method is like `_.findKey` except that it iterates over elements of\n * a collection in the opposite order.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Object\n * @param {Object} object The object to inspect.\n * @param {Function} [predicate=_.identity] The function invoked per iteration.\n * @returns {string|undefined} Returns the key of the matched element,\n * else `undefined`.\n * @example\n *\n * var users = {\n * 'barney': { 'age': 36, 'active': true },\n * 'fred': { 'age': 40, 'active': false },\n * 'pebbles': { 'age': 1, 'active': true }\n * };\n *\n * _.findLastKey(users, function(o) { return o.age < 40; });\n * // => returns 'pebbles' assuming `_.findKey` returns 'barney'\n *\n * // The `_.matches` iteratee shorthand.\n * _.findLastKey(users, { 'age': 36, 'active': true });\n * // => 'barney'\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.findLastKey(users, ['active', false]);\n * // => 'fred'\n *\n * // The `_.property` iteratee shorthand.\n * _.findLastKey(users, 'active');\n * // => 'pebbles'\n */\n function findLastKey(object, predicate) {\n return baseFindKey(object, getIteratee(predicate, 3), baseForOwnRight);\n }\n\n /**\n * Iterates over own and inherited enumerable string keyed properties of an\n * object and invokes `iteratee` for each property. The iteratee is invoked\n * with three arguments: (value, key, object). Iteratee functions may exit\n * iteration early by explicitly returning `false`.\n *\n * @static\n * @memberOf _\n * @since 0.3.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Object} Returns `object`.\n * @see _.forInRight\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.forIn(new Foo, function(value, key) {\n * console.log(key);\n * });\n * // => Logs 'a', 'b', then 'c' (iteration order is not guaranteed).\n */\n function forIn(object, iteratee) {\n return object == null\n ? object\n : baseFor(object, getIteratee(iteratee, 3), keysIn);\n }\n\n /**\n * This method is like `_.forIn` except that it iterates over properties of\n * `object` in the opposite order.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Object} Returns `object`.\n * @see _.forIn\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.forInRight(new Foo, function(value, key) {\n * console.log(key);\n * });\n * // => Logs 'c', 'b', then 'a' assuming `_.forIn` logs 'a', 'b', then 'c'.\n */\n function forInRight(object, iteratee) {\n return object == null\n ? object\n : baseForRight(object, getIteratee(iteratee, 3), keysIn);\n }\n\n /**\n * Iterates over own enumerable string keyed properties of an object and\n * invokes `iteratee` for each property. The iteratee is invoked with three\n * arguments: (value, key, object). Iteratee functions may exit iteration\n * early by explicitly returning `false`.\n *\n * @static\n * @memberOf _\n * @since 0.3.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Object} Returns `object`.\n * @see _.forOwnRight\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.forOwn(new Foo, function(value, key) {\n * console.log(key);\n * });\n * // => Logs 'a' then 'b' (iteration order is not guaranteed).\n */\n function forOwn(object, iteratee) {\n return object && baseForOwn(object, getIteratee(iteratee, 3));\n }\n\n /**\n * This method is like `_.forOwn` except that it iterates over properties of\n * `object` in the opposite order.\n *\n * @static\n * @memberOf _\n * @since 2.0.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Object} Returns `object`.\n * @see _.forOwn\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.forOwnRight(new Foo, function(value, key) {\n * console.log(key);\n * });\n * // => Logs 'b' then 'a' assuming `_.forOwn` logs 'a' then 'b'.\n */\n function forOwnRight(object, iteratee) {\n return object && baseForOwnRight(object, getIteratee(iteratee, 3));\n }\n\n /**\n * Creates an array of function property names from own enumerable properties\n * of `object`.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The object to inspect.\n * @returns {Array} Returns the function names.\n * @see _.functionsIn\n * @example\n *\n * function Foo() {\n * this.a = _.constant('a');\n * this.b = _.constant('b');\n * }\n *\n * Foo.prototype.c = _.constant('c');\n *\n * _.functions(new Foo);\n * // => ['a', 'b']\n */\n function functions(object) {\n return object == null ? [] : baseFunctions(object, keys(object));\n }\n\n /**\n * Creates an array of function property names from own and inherited\n * enumerable properties of `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The object to inspect.\n * @returns {Array} Returns the function names.\n * @see _.functions\n * @example\n *\n * function Foo() {\n * this.a = _.constant('a');\n * this.b = _.constant('b');\n * }\n *\n * Foo.prototype.c = _.constant('c');\n *\n * _.functionsIn(new Foo);\n * // => ['a', 'b', 'c']\n */\n function functionsIn(object) {\n return object == null ? [] : baseFunctions(object, keysIn(object));\n }\n\n /**\n * Gets the value at `path` of `object`. If the resolved value is\n * `undefined`, the `defaultValue` is returned in its place.\n *\n * @static\n * @memberOf _\n * @since 3.7.0\n * @category Object\n * @param {Object} object The object to query.\n * @param {Array|string} path The path of the property to get.\n * @param {*} [defaultValue] The value returned for `undefined` resolved values.\n * @returns {*} Returns the resolved value.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': 3 } }] };\n *\n * _.get(object, 'a[0].b.c');\n * // => 3\n *\n * _.get(object, ['a', '0', 'b', 'c']);\n * // => 3\n *\n * _.get(object, 'a.b.c', 'default');\n * // => 'default'\n */\n function get(object, path, defaultValue) {\n var result = object == null ? undefined : baseGet(object, path);\n return result === undefined ? defaultValue : result;\n }\n\n /**\n * Checks if `path` is a direct property of `object`.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The object to query.\n * @param {Array|string} path The path to check.\n * @returns {boolean} Returns `true` if `path` exists, else `false`.\n * @example\n *\n * var object = { 'a': { 'b': 2 } };\n * var other = _.create({ 'a': _.create({ 'b': 2 }) });\n *\n * _.has(object, 'a');\n * // => true\n *\n * _.has(object, 'a.b');\n * // => true\n *\n * _.has(object, ['a', 'b']);\n * // => true\n *\n * _.has(other, 'a');\n * // => false\n */\n function has(object, path) {\n return object != null && hasPath(object, path, baseHas);\n }\n\n /**\n * Checks if `path` is a direct or inherited property of `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The object to query.\n * @param {Array|string} path The path to check.\n * @returns {boolean} Returns `true` if `path` exists, else `false`.\n * @example\n *\n * var object = _.create({ 'a': _.create({ 'b': 2 }) });\n *\n * _.hasIn(object, 'a');\n * // => true\n *\n * _.hasIn(object, 'a.b');\n * // => true\n *\n * _.hasIn(object, ['a', 'b']);\n * // => true\n *\n * _.hasIn(object, 'b');\n * // => false\n */\n function hasIn(object, path) {\n return object != null && hasPath(object, path, baseHasIn);\n }\n\n /**\n * Creates an object composed of the inverted keys and values of `object`.\n * If `object` contains duplicate values, subsequent values overwrite\n * property assignments of previous values.\n *\n * @static\n * @memberOf _\n * @since 0.7.0\n * @category Object\n * @param {Object} object The object to invert.\n * @returns {Object} Returns the new inverted object.\n * @example\n *\n * var object = { 'a': 1, 'b': 2, 'c': 1 };\n *\n * _.invert(object);\n * // => { '1': 'c', '2': 'b' }\n */\n var invert = createInverter(function(result, value, key) {\n if (value != null &&\n typeof value.toString != 'function') {\n value = nativeObjectToString.call(value);\n }\n\n result[value] = key;\n }, constant(identity));\n\n /**\n * This method is like `_.invert` except that the inverted object is generated\n * from the results of running each element of `object` thru `iteratee`. The\n * corresponding inverted value of each inverted key is an array of keys\n * responsible for generating the inverted value. The iteratee is invoked\n * with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.1.0\n * @category Object\n * @param {Object} object The object to invert.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {Object} Returns the new inverted object.\n * @example\n *\n * var object = { 'a': 1, 'b': 2, 'c': 1 };\n *\n * _.invertBy(object);\n * // => { '1': ['a', 'c'], '2': ['b'] }\n *\n * _.invertBy(object, function(value) {\n * return 'group' + value;\n * });\n * // => { 'group1': ['a', 'c'], 'group2': ['b'] }\n */\n var invertBy = createInverter(function(result, value, key) {\n if (value != null &&\n typeof value.toString != 'function') {\n value = nativeObjectToString.call(value);\n }\n\n if (hasOwnProperty.call(result, value)) {\n result[value].push(key);\n } else {\n result[value] = [key];\n }\n }, getIteratee);\n\n /**\n * Invokes the method at `path` of `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The object to query.\n * @param {Array|string} path The path of the method to invoke.\n * @param {...*} [args] The arguments to invoke the method with.\n * @returns {*} Returns the result of the invoked method.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': [1, 2, 3, 4] } }] };\n *\n * _.invoke(object, 'a[0].b.c.slice', 1, 3);\n * // => [2, 3]\n */\n var invoke = baseRest(baseInvoke);\n\n /**\n * Creates an array of the own enumerable property names of `object`.\n *\n * **Note:** Non-object values are coerced to objects. See the\n * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys)\n * for more details.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.keys(new Foo);\n * // => ['a', 'b'] (iteration order is not guaranteed)\n *\n * _.keys('hi');\n * // => ['0', '1']\n */\n function keys(object) {\n return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object);\n }\n\n /**\n * Creates an array of the own and inherited enumerable property names of `object`.\n *\n * **Note:** Non-object values are coerced to objects.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Object\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property names.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.keysIn(new Foo);\n * // => ['a', 'b', 'c'] (iteration order is not guaranteed)\n */\n function keysIn(object) {\n return isArrayLike(object) ? arrayLikeKeys(object, true) : baseKeysIn(object);\n }\n\n /**\n * The opposite of `_.mapValues`; this method creates an object with the\n * same values as `object` and keys generated by running each own enumerable\n * string keyed property of `object` thru `iteratee`. The iteratee is invoked\n * with three arguments: (value, key, object).\n *\n * @static\n * @memberOf _\n * @since 3.8.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Object} Returns the new mapped object.\n * @see _.mapValues\n * @example\n *\n * _.mapKeys({ 'a': 1, 'b': 2 }, function(value, key) {\n * return key + value;\n * });\n * // => { 'a1': 1, 'b2': 2 }\n */\n function mapKeys(object, iteratee) {\n var result = {};\n iteratee = getIteratee(iteratee, 3);\n\n baseForOwn(object, function(value, key, object) {\n baseAssignValue(result, iteratee(value, key, object), value);\n });\n return result;\n }\n\n /**\n * Creates an object with the same keys as `object` and values generated\n * by running each own enumerable string keyed property of `object` thru\n * `iteratee`. The iteratee is invoked with three arguments:\n * (value, key, object).\n *\n * @static\n * @memberOf _\n * @since 2.4.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Object} Returns the new mapped object.\n * @see _.mapKeys\n * @example\n *\n * var users = {\n * 'fred': { 'user': 'fred', 'age': 40 },\n * 'pebbles': { 'user': 'pebbles', 'age': 1 }\n * };\n *\n * _.mapValues(users, function(o) { return o.age; });\n * // => { 'fred': 40, 'pebbles': 1 } (iteration order is not guaranteed)\n *\n * // The `_.property` iteratee shorthand.\n * _.mapValues(users, 'age');\n * // => { 'fred': 40, 'pebbles': 1 } (iteration order is not guaranteed)\n */\n function mapValues(object, iteratee) {\n var result = {};\n iteratee = getIteratee(iteratee, 3);\n\n baseForOwn(object, function(value, key, object) {\n baseAssignValue(result, key, iteratee(value, key, object));\n });\n return result;\n }\n\n /**\n * This method is like `_.assign` except that it recursively merges own and\n * inherited enumerable string keyed properties of source objects into the\n * destination object. Source properties that resolve to `undefined` are\n * skipped if a destination value exists. Array and plain object properties\n * are merged recursively. Other objects and value types are overridden by\n * assignment. Source objects are applied from left to right. Subsequent\n * sources overwrite property assignments of previous sources.\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 0.5.0\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} [sources] The source objects.\n * @returns {Object} Returns `object`.\n * @example\n *\n * var object = {\n * 'a': [{ 'b': 2 }, { 'd': 4 }]\n * };\n *\n * var other = {\n * 'a': [{ 'c': 3 }, { 'e': 5 }]\n * };\n *\n * _.merge(object, other);\n * // => { 'a': [{ 'b': 2, 'c': 3 }, { 'd': 4, 'e': 5 }] }\n */\n var merge = createAssigner(function(object, source, srcIndex) {\n baseMerge(object, source, srcIndex);\n });\n\n /**\n * This method is like `_.merge` except that it accepts `customizer` which\n * is invoked to produce the merged values of the destination and source\n * properties. If `customizer` returns `undefined`, merging is handled by the\n * method instead. The `customizer` is invoked with six arguments:\n * (objValue, srcValue, key, object, source, stack).\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The destination object.\n * @param {...Object} sources The source objects.\n * @param {Function} customizer The function to customize assigned values.\n * @returns {Object} Returns `object`.\n * @example\n *\n * function customizer(objValue, srcValue) {\n * if (_.isArray(objValue)) {\n * return objValue.concat(srcValue);\n * }\n * }\n *\n * var object = { 'a': [1], 'b': [2] };\n * var other = { 'a': [3], 'b': [4] };\n *\n * _.mergeWith(object, other, customizer);\n * // => { 'a': [1, 3], 'b': [2, 4] }\n */\n var mergeWith = createAssigner(function(object, source, srcIndex, customizer) {\n baseMerge(object, source, srcIndex, customizer);\n });\n\n /**\n * The opposite of `_.pick`; this method creates an object composed of the\n * own and inherited enumerable property paths of `object` that are not omitted.\n *\n * **Note:** This method is considerably slower than `_.pick`.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The source object.\n * @param {...(string|string[])} [paths] The property paths to omit.\n * @returns {Object} Returns the new object.\n * @example\n *\n * var object = { 'a': 1, 'b': '2', 'c': 3 };\n *\n * _.omit(object, ['a', 'c']);\n * // => { 'b': '2' }\n */\n var omit = flatRest(function(object, paths) {\n var result = {};\n if (object == null) {\n return result;\n }\n var isDeep = false;\n paths = arrayMap(paths, function(path) {\n path = castPath(path, object);\n isDeep || (isDeep = path.length > 1);\n return path;\n });\n copyObject(object, getAllKeysIn(object), result);\n if (isDeep) {\n result = baseClone(result, CLONE_DEEP_FLAG | CLONE_FLAT_FLAG | CLONE_SYMBOLS_FLAG, customOmitClone);\n }\n var length = paths.length;\n while (length--) {\n baseUnset(result, paths[length]);\n }\n return result;\n });\n\n /**\n * The opposite of `_.pickBy`; this method creates an object composed of\n * the own and inherited enumerable string keyed properties of `object` that\n * `predicate` doesn't return truthy for. The predicate is invoked with two\n * arguments: (value, key).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The source object.\n * @param {Function} [predicate=_.identity] The function invoked per property.\n * @returns {Object} Returns the new object.\n * @example\n *\n * var object = { 'a': 1, 'b': '2', 'c': 3 };\n *\n * _.omitBy(object, _.isNumber);\n * // => { 'b': '2' }\n */\n function omitBy(object, predicate) {\n return pickBy(object, negate(getIteratee(predicate)));\n }\n\n /**\n * Creates an object composed of the picked `object` properties.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The source object.\n * @param {...(string|string[])} [paths] The property paths to pick.\n * @returns {Object} Returns the new object.\n * @example\n *\n * var object = { 'a': 1, 'b': '2', 'c': 3 };\n *\n * _.pick(object, ['a', 'c']);\n * // => { 'a': 1, 'c': 3 }\n */\n var pick = flatRest(function(object, paths) {\n return object == null ? {} : basePick(object, paths);\n });\n\n /**\n * Creates an object composed of the `object` properties `predicate` returns\n * truthy for. The predicate is invoked with two arguments: (value, key).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The source object.\n * @param {Function} [predicate=_.identity] The function invoked per property.\n * @returns {Object} Returns the new object.\n * @example\n *\n * var object = { 'a': 1, 'b': '2', 'c': 3 };\n *\n * _.pickBy(object, _.isNumber);\n * // => { 'a': 1, 'c': 3 }\n */\n function pickBy(object, predicate) {\n if (object == null) {\n return {};\n }\n var props = arrayMap(getAllKeysIn(object), function(prop) {\n return [prop];\n });\n predicate = getIteratee(predicate);\n return basePickBy(object, props, function(value, path) {\n return predicate(value, path[0]);\n });\n }\n\n /**\n * This method is like `_.get` except that if the resolved value is a\n * function it's invoked with the `this` binding of its parent object and\n * its result is returned.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The object to query.\n * @param {Array|string} path The path of the property to resolve.\n * @param {*} [defaultValue] The value returned for `undefined` resolved values.\n * @returns {*} Returns the resolved value.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c1': 3, 'c2': _.constant(4) } }] };\n *\n * _.result(object, 'a[0].b.c1');\n * // => 3\n *\n * _.result(object, 'a[0].b.c2');\n * // => 4\n *\n * _.result(object, 'a[0].b.c3', 'default');\n * // => 'default'\n *\n * _.result(object, 'a[0].b.c3', _.constant('default'));\n * // => 'default'\n */\n function result(object, path, defaultValue) {\n path = castPath(path, object);\n\n var index = -1,\n length = path.length;\n\n // Ensure the loop is entered when path is empty.\n if (!length) {\n length = 1;\n object = undefined;\n }\n while (++index < length) {\n var value = object == null ? undefined : object[toKey(path[index])];\n if (value === undefined) {\n index = length;\n value = defaultValue;\n }\n object = isFunction(value) ? value.call(object) : value;\n }\n return object;\n }\n\n /**\n * Sets the value at `path` of `object`. If a portion of `path` doesn't exist,\n * it's created. Arrays are created for missing index properties while objects\n * are created for all other missing properties. Use `_.setWith` to customize\n * `path` creation.\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 3.7.0\n * @category Object\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to set.\n * @param {*} value The value to set.\n * @returns {Object} Returns `object`.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': 3 } }] };\n *\n * _.set(object, 'a[0].b.c', 4);\n * console.log(object.a[0].b.c);\n * // => 4\n *\n * _.set(object, ['x', '0', 'y', 'z'], 5);\n * console.log(object.x[0].y.z);\n * // => 5\n */\n function set(object, path, value) {\n return object == null ? object : baseSet(object, path, value);\n }\n\n /**\n * This method is like `_.set` except that it accepts `customizer` which is\n * invoked to produce the objects of `path`. If `customizer` returns `undefined`\n * path creation is handled by the method instead. The `customizer` is invoked\n * with three arguments: (nsValue, key, nsObject).\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to set.\n * @param {*} value The value to set.\n * @param {Function} [customizer] The function to customize assigned values.\n * @returns {Object} Returns `object`.\n * @example\n *\n * var object = {};\n *\n * _.setWith(object, '[0][1]', 'a', Object);\n * // => { '0': { '1': 'a' } }\n */\n function setWith(object, path, value, customizer) {\n customizer = typeof customizer == 'function' ? customizer : undefined;\n return object == null ? object : baseSet(object, path, value, customizer);\n }\n\n /**\n * Creates an array of own enumerable string keyed-value pairs for `object`\n * which can be consumed by `_.fromPairs`. If `object` is a map or set, its\n * entries are returned.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @alias entries\n * @category Object\n * @param {Object} object The object to query.\n * @returns {Array} Returns the key-value pairs.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.toPairs(new Foo);\n * // => [['a', 1], ['b', 2]] (iteration order is not guaranteed)\n */\n var toPairs = createToPairs(keys);\n\n /**\n * Creates an array of own and inherited enumerable string keyed-value pairs\n * for `object` which can be consumed by `_.fromPairs`. If `object` is a map\n * or set, its entries are returned.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @alias entriesIn\n * @category Object\n * @param {Object} object The object to query.\n * @returns {Array} Returns the key-value pairs.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.toPairsIn(new Foo);\n * // => [['a', 1], ['b', 2], ['c', 3]] (iteration order is not guaranteed)\n */\n var toPairsIn = createToPairs(keysIn);\n\n /**\n * An alternative to `_.reduce`; this method transforms `object` to a new\n * `accumulator` object which is the result of running each of its own\n * enumerable string keyed properties thru `iteratee`, with each invocation\n * potentially mutating the `accumulator` object. If `accumulator` is not\n * provided, a new object with the same `[[Prototype]]` will be used. The\n * iteratee is invoked with four arguments: (accumulator, value, key, object).\n * Iteratee functions may exit iteration early by explicitly returning `false`.\n *\n * @static\n * @memberOf _\n * @since 1.3.0\n * @category Object\n * @param {Object} object The object to iterate over.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @param {*} [accumulator] The custom accumulator value.\n * @returns {*} Returns the accumulated value.\n * @example\n *\n * _.transform([2, 3, 4], function(result, n) {\n * result.push(n *= n);\n * return n % 2 == 0;\n * }, []);\n * // => [4, 9]\n *\n * _.transform({ 'a': 1, 'b': 2, 'c': 1 }, function(result, value, key) {\n * (result[value] || (result[value] = [])).push(key);\n * }, {});\n * // => { '1': ['a', 'c'], '2': ['b'] }\n */\n function transform(object, iteratee, accumulator) {\n var isArr = isArray(object),\n isArrLike = isArr || isBuffer(object) || isTypedArray(object);\n\n iteratee = getIteratee(iteratee, 4);\n if (accumulator == null) {\n var Ctor = object && object.constructor;\n if (isArrLike) {\n accumulator = isArr ? new Ctor : [];\n }\n else if (isObject(object)) {\n accumulator = isFunction(Ctor) ? baseCreate(getPrototype(object)) : {};\n }\n else {\n accumulator = {};\n }\n }\n (isArrLike ? arrayEach : baseForOwn)(object, function(value, index, object) {\n return iteratee(accumulator, value, index, object);\n });\n return accumulator;\n }\n\n /**\n * Removes the property at `path` of `object`.\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Object\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to unset.\n * @returns {boolean} Returns `true` if the property is deleted, else `false`.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': 7 } }] };\n * _.unset(object, 'a[0].b.c');\n * // => true\n *\n * console.log(object);\n * // => { 'a': [{ 'b': {} }] };\n *\n * _.unset(object, ['a', '0', 'b', 'c']);\n * // => true\n *\n * console.log(object);\n * // => { 'a': [{ 'b': {} }] };\n */\n function unset(object, path) {\n return object == null ? true : baseUnset(object, path);\n }\n\n /**\n * This method is like `_.set` except that accepts `updater` to produce the\n * value to set. Use `_.updateWith` to customize `path` creation. The `updater`\n * is invoked with one argument: (value).\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.6.0\n * @category Object\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to set.\n * @param {Function} updater The function to produce the updated value.\n * @returns {Object} Returns `object`.\n * @example\n *\n * var object = { 'a': [{ 'b': { 'c': 3 } }] };\n *\n * _.update(object, 'a[0].b.c', function(n) { return n * n; });\n * console.log(object.a[0].b.c);\n * // => 9\n *\n * _.update(object, 'x[0].y.z', function(n) { return n ? n + 1 : 0; });\n * console.log(object.x[0].y.z);\n * // => 0\n */\n function update(object, path, updater) {\n return object == null ? object : baseUpdate(object, path, castFunction(updater));\n }\n\n /**\n * This method is like `_.update` except that it accepts `customizer` which is\n * invoked to produce the objects of `path`. If `customizer` returns `undefined`\n * path creation is handled by the method instead. The `customizer` is invoked\n * with three arguments: (nsValue, key, nsObject).\n *\n * **Note:** This method mutates `object`.\n *\n * @static\n * @memberOf _\n * @since 4.6.0\n * @category Object\n * @param {Object} object The object to modify.\n * @param {Array|string} path The path of the property to set.\n * @param {Function} updater The function to produce the updated value.\n * @param {Function} [customizer] The function to customize assigned values.\n * @returns {Object} Returns `object`.\n * @example\n *\n * var object = {};\n *\n * _.updateWith(object, '[0][1]', _.constant('a'), Object);\n * // => { '0': { '1': 'a' } }\n */\n function updateWith(object, path, updater, customizer) {\n customizer = typeof customizer == 'function' ? customizer : undefined;\n return object == null ? object : baseUpdate(object, path, castFunction(updater), customizer);\n }\n\n /**\n * Creates an array of the own enumerable string keyed property values of `object`.\n *\n * **Note:** Non-object values are coerced to objects.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Object\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property values.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.values(new Foo);\n * // => [1, 2] (iteration order is not guaranteed)\n *\n * _.values('hi');\n * // => ['h', 'i']\n */\n function values(object) {\n return object == null ? [] : baseValues(object, keys(object));\n }\n\n /**\n * Creates an array of the own and inherited enumerable string keyed property\n * values of `object`.\n *\n * **Note:** Non-object values are coerced to objects.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Object\n * @param {Object} object The object to query.\n * @returns {Array} Returns the array of property values.\n * @example\n *\n * function Foo() {\n * this.a = 1;\n * this.b = 2;\n * }\n *\n * Foo.prototype.c = 3;\n *\n * _.valuesIn(new Foo);\n * // => [1, 2, 3] (iteration order is not guaranteed)\n */\n function valuesIn(object) {\n return object == null ? [] : baseValues(object, keysIn(object));\n }\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Clamps `number` within the inclusive `lower` and `upper` bounds.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Number\n * @param {number} number The number to clamp.\n * @param {number} [lower] The lower bound.\n * @param {number} upper The upper bound.\n * @returns {number} Returns the clamped number.\n * @example\n *\n * _.clamp(-10, -5, 5);\n * // => -5\n *\n * _.clamp(10, -5, 5);\n * // => 5\n */\n function clamp(number, lower, upper) {\n if (upper === undefined) {\n upper = lower;\n lower = undefined;\n }\n if (upper !== undefined) {\n upper = toNumber(upper);\n upper = upper === upper ? upper : 0;\n }\n if (lower !== undefined) {\n lower = toNumber(lower);\n lower = lower === lower ? lower : 0;\n }\n return baseClamp(toNumber(number), lower, upper);\n }\n\n /**\n * Checks if `n` is between `start` and up to, but not including, `end`. If\n * `end` is not specified, it's set to `start` with `start` then set to `0`.\n * If `start` is greater than `end` the params are swapped to support\n * negative ranges.\n *\n * @static\n * @memberOf _\n * @since 3.3.0\n * @category Number\n * @param {number} number The number to check.\n * @param {number} [start=0] The start of the range.\n * @param {number} end The end of the range.\n * @returns {boolean} Returns `true` if `number` is in the range, else `false`.\n * @see _.range, _.rangeRight\n * @example\n *\n * _.inRange(3, 2, 4);\n * // => true\n *\n * _.inRange(4, 8);\n * // => true\n *\n * _.inRange(4, 2);\n * // => false\n *\n * _.inRange(2, 2);\n * // => false\n *\n * _.inRange(1.2, 2);\n * // => true\n *\n * _.inRange(5.2, 4);\n * // => false\n *\n * _.inRange(-3, -2, -6);\n * // => true\n */\n function inRange(number, start, end) {\n start = toFinite(start);\n if (end === undefined) {\n end = start;\n start = 0;\n } else {\n end = toFinite(end);\n }\n number = toNumber(number);\n return baseInRange(number, start, end);\n }\n\n /**\n * Produces a random number between the inclusive `lower` and `upper` bounds.\n * If only one argument is provided a number between `0` and the given number\n * is returned. If `floating` is `true`, or either `lower` or `upper` are\n * floats, a floating-point number is returned instead of an integer.\n *\n * **Note:** JavaScript follows the IEEE-754 standard for resolving\n * floating-point values which can produce unexpected results.\n *\n * @static\n * @memberOf _\n * @since 0.7.0\n * @category Number\n * @param {number} [lower=0] The lower bound.\n * @param {number} [upper=1] The upper bound.\n * @param {boolean} [floating] Specify returning a floating-point number.\n * @returns {number} Returns the random number.\n * @example\n *\n * _.random(0, 5);\n * // => an integer between 0 and 5\n *\n * _.random(5);\n * // => also an integer between 0 and 5\n *\n * _.random(5, true);\n * // => a floating-point number between 0 and 5\n *\n * _.random(1.2, 5.2);\n * // => a floating-point number between 1.2 and 5.2\n */\n function random(lower, upper, floating) {\n if (floating && typeof floating != 'boolean' && isIterateeCall(lower, upper, floating)) {\n upper = floating = undefined;\n }\n if (floating === undefined) {\n if (typeof upper == 'boolean') {\n floating = upper;\n upper = undefined;\n }\n else if (typeof lower == 'boolean') {\n floating = lower;\n lower = undefined;\n }\n }\n if (lower === undefined && upper === undefined) {\n lower = 0;\n upper = 1;\n }\n else {\n lower = toFinite(lower);\n if (upper === undefined) {\n upper = lower;\n lower = 0;\n } else {\n upper = toFinite(upper);\n }\n }\n if (lower > upper) {\n var temp = lower;\n lower = upper;\n upper = temp;\n }\n if (floating || lower % 1 || upper % 1) {\n var rand = nativeRandom();\n return nativeMin(lower + (rand * (upper - lower + freeParseFloat('1e-' + ((rand + '').length - 1)))), upper);\n }\n return baseRandom(lower, upper);\n }\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Converts `string` to [camel case](https://en.wikipedia.org/wiki/CamelCase).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the camel cased string.\n * @example\n *\n * _.camelCase('Foo Bar');\n * // => 'fooBar'\n *\n * _.camelCase('--foo-bar--');\n * // => 'fooBar'\n *\n * _.camelCase('__FOO_BAR__');\n * // => 'fooBar'\n */\n var camelCase = createCompounder(function(result, word, index) {\n word = word.toLowerCase();\n return result + (index ? capitalize(word) : word);\n });\n\n /**\n * Converts the first character of `string` to upper case and the remaining\n * to lower case.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to capitalize.\n * @returns {string} Returns the capitalized string.\n * @example\n *\n * _.capitalize('FRED');\n * // => 'Fred'\n */\n function capitalize(string) {\n return upperFirst(toString(string).toLowerCase());\n }\n\n /**\n * Deburrs `string` by converting\n * [Latin-1 Supplement](https://en.wikipedia.org/wiki/Latin-1_Supplement_(Unicode_block)#Character_table)\n * and [Latin Extended-A](https://en.wikipedia.org/wiki/Latin_Extended-A)\n * letters to basic Latin letters and removing\n * [combining diacritical marks](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to deburr.\n * @returns {string} Returns the deburred string.\n * @example\n *\n * _.deburr('déjà vu');\n * // => 'deja vu'\n */\n function deburr(string) {\n string = toString(string);\n return string && string.replace(reLatin, deburrLetter).replace(reComboMark, '');\n }\n\n /**\n * Checks if `string` ends with the given target string.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to inspect.\n * @param {string} [target] The string to search for.\n * @param {number} [position=string.length] The position to search up to.\n * @returns {boolean} Returns `true` if `string` ends with `target`,\n * else `false`.\n * @example\n *\n * _.endsWith('abc', 'c');\n * // => true\n *\n * _.endsWith('abc', 'b');\n * // => false\n *\n * _.endsWith('abc', 'b', 2);\n * // => true\n */\n function endsWith(string, target, position) {\n string = toString(string);\n target = baseToString(target);\n\n var length = string.length;\n position = position === undefined\n ? length\n : baseClamp(toInteger(position), 0, length);\n\n var end = position;\n position -= target.length;\n return position >= 0 && string.slice(position, end) == target;\n }\n\n /**\n * Converts the characters \"&\", \"<\", \">\", '\"', and \"'\" in `string` to their\n * corresponding HTML entities.\n *\n * **Note:** No other characters are escaped. To escape additional\n * characters use a third-party library like [_he_](https://mths.be/he).\n *\n * Though the \">\" character is escaped for symmetry, characters like\n * \">\" and \"/\" don't need escaping in HTML and have no special meaning\n * unless they're part of a tag or unquoted attribute value. See\n * [Mathias Bynens's article](https://mathiasbynens.be/notes/ambiguous-ampersands)\n * (under \"semi-related fun fact\") for more details.\n *\n * When working with HTML you should always\n * [quote attribute values](http://wonko.com/post/html-escaping) to reduce\n * XSS vectors.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category String\n * @param {string} [string=''] The string to escape.\n * @returns {string} Returns the escaped string.\n * @example\n *\n * _.escape('fred, barney, & pebbles');\n * // => 'fred, barney, & pebbles'\n */\n function escape(string) {\n string = toString(string);\n return (string && reHasUnescapedHtml.test(string))\n ? string.replace(reUnescapedHtml, escapeHtmlChar)\n : string;\n }\n\n /**\n * Escapes the `RegExp` special characters \"^\", \"$\", \"\\\", \".\", \"*\", \"+\",\n * \"?\", \"(\", \")\", \"[\", \"]\", \"{\", \"}\", and \"|\" in `string`.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to escape.\n * @returns {string} Returns the escaped string.\n * @example\n *\n * _.escapeRegExp('[lodash](https://lodash.com/)');\n * // => '\\[lodash\\]\\(https://lodash\\.com/\\)'\n */\n function escapeRegExp(string) {\n string = toString(string);\n return (string && reHasRegExpChar.test(string))\n ? string.replace(reRegExpChar, '\\\\$&')\n : string;\n }\n\n /**\n * Converts `string` to\n * [kebab case](https://en.wikipedia.org/wiki/Letter_case#Special_case_styles).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the kebab cased string.\n * @example\n *\n * _.kebabCase('Foo Bar');\n * // => 'foo-bar'\n *\n * _.kebabCase('fooBar');\n * // => 'foo-bar'\n *\n * _.kebabCase('__FOO_BAR__');\n * // => 'foo-bar'\n */\n var kebabCase = createCompounder(function(result, word, index) {\n return result + (index ? '-' : '') + word.toLowerCase();\n });\n\n /**\n * Converts `string`, as space separated words, to lower case.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the lower cased string.\n * @example\n *\n * _.lowerCase('--Foo-Bar--');\n * // => 'foo bar'\n *\n * _.lowerCase('fooBar');\n * // => 'foo bar'\n *\n * _.lowerCase('__FOO_BAR__');\n * // => 'foo bar'\n */\n var lowerCase = createCompounder(function(result, word, index) {\n return result + (index ? ' ' : '') + word.toLowerCase();\n });\n\n /**\n * Converts the first character of `string` to lower case.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the converted string.\n * @example\n *\n * _.lowerFirst('Fred');\n * // => 'fred'\n *\n * _.lowerFirst('FRED');\n * // => 'fRED'\n */\n var lowerFirst = createCaseFirst('toLowerCase');\n\n /**\n * Pads `string` on the left and right sides if it's shorter than `length`.\n * Padding characters are truncated if they can't be evenly divided by `length`.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to pad.\n * @param {number} [length=0] The padding length.\n * @param {string} [chars=' '] The string used as padding.\n * @returns {string} Returns the padded string.\n * @example\n *\n * _.pad('abc', 8);\n * // => ' abc '\n *\n * _.pad('abc', 8, '_-');\n * // => '_-abc_-_'\n *\n * _.pad('abc', 3);\n * // => 'abc'\n */\n function pad(string, length, chars) {\n string = toString(string);\n length = toInteger(length);\n\n var strLength = length ? stringSize(string) : 0;\n if (!length || strLength >= length) {\n return string;\n }\n var mid = (length - strLength) / 2;\n return (\n createPadding(nativeFloor(mid), chars) +\n string +\n createPadding(nativeCeil(mid), chars)\n );\n }\n\n /**\n * Pads `string` on the right side if it's shorter than `length`. Padding\n * characters are truncated if they exceed `length`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to pad.\n * @param {number} [length=0] The padding length.\n * @param {string} [chars=' '] The string used as padding.\n * @returns {string} Returns the padded string.\n * @example\n *\n * _.padEnd('abc', 6);\n * // => 'abc '\n *\n * _.padEnd('abc', 6, '_-');\n * // => 'abc_-_'\n *\n * _.padEnd('abc', 3);\n * // => 'abc'\n */\n function padEnd(string, length, chars) {\n string = toString(string);\n length = toInteger(length);\n\n var strLength = length ? stringSize(string) : 0;\n return (length && strLength < length)\n ? (string + createPadding(length - strLength, chars))\n : string;\n }\n\n /**\n * Pads `string` on the left side if it's shorter than `length`. Padding\n * characters are truncated if they exceed `length`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to pad.\n * @param {number} [length=0] The padding length.\n * @param {string} [chars=' '] The string used as padding.\n * @returns {string} Returns the padded string.\n * @example\n *\n * _.padStart('abc', 6);\n * // => ' abc'\n *\n * _.padStart('abc', 6, '_-');\n * // => '_-_abc'\n *\n * _.padStart('abc', 3);\n * // => 'abc'\n */\n function padStart(string, length, chars) {\n string = toString(string);\n length = toInteger(length);\n\n var strLength = length ? stringSize(string) : 0;\n return (length && strLength < length)\n ? (createPadding(length - strLength, chars) + string)\n : string;\n }\n\n /**\n * Converts `string` to an integer of the specified radix. If `radix` is\n * `undefined` or `0`, a `radix` of `10` is used unless `value` is a\n * hexadecimal, in which case a `radix` of `16` is used.\n *\n * **Note:** This method aligns with the\n * [ES5 implementation](https://es5.github.io/#x15.1.2.2) of `parseInt`.\n *\n * @static\n * @memberOf _\n * @since 1.1.0\n * @category String\n * @param {string} string The string to convert.\n * @param {number} [radix=10] The radix to interpret `value` by.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {number} Returns the converted integer.\n * @example\n *\n * _.parseInt('08');\n * // => 8\n *\n * _.map(['6', '08', '10'], _.parseInt);\n * // => [6, 8, 10]\n */\n function parseInt(string, radix, guard) {\n if (guard || radix == null) {\n radix = 0;\n } else if (radix) {\n radix = +radix;\n }\n return nativeParseInt(toString(string).replace(reTrimStart, ''), radix || 0);\n }\n\n /**\n * Repeats the given string `n` times.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to repeat.\n * @param {number} [n=1] The number of times to repeat the string.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {string} Returns the repeated string.\n * @example\n *\n * _.repeat('*', 3);\n * // => '***'\n *\n * _.repeat('abc', 2);\n * // => 'abcabc'\n *\n * _.repeat('abc', 0);\n * // => ''\n */\n function repeat(string, n, guard) {\n if ((guard ? isIterateeCall(string, n, guard) : n === undefined)) {\n n = 1;\n } else {\n n = toInteger(n);\n }\n return baseRepeat(toString(string), n);\n }\n\n /**\n * Replaces matches for `pattern` in `string` with `replacement`.\n *\n * **Note:** This method is based on\n * [`String#replace`](https://mdn.io/String/replace).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to modify.\n * @param {RegExp|string} pattern The pattern to replace.\n * @param {Function|string} replacement The match replacement.\n * @returns {string} Returns the modified string.\n * @example\n *\n * _.replace('Hi Fred', 'Fred', 'Barney');\n * // => 'Hi Barney'\n */\n function replace() {\n var args = arguments,\n string = toString(args[0]);\n\n return args.length < 3 ? string : string.replace(args[1], args[2]);\n }\n\n /**\n * Converts `string` to\n * [snake case](https://en.wikipedia.org/wiki/Snake_case).\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the snake cased string.\n * @example\n *\n * _.snakeCase('Foo Bar');\n * // => 'foo_bar'\n *\n * _.snakeCase('fooBar');\n * // => 'foo_bar'\n *\n * _.snakeCase('--FOO-BAR--');\n * // => 'foo_bar'\n */\n var snakeCase = createCompounder(function(result, word, index) {\n return result + (index ? '_' : '') + word.toLowerCase();\n });\n\n /**\n * Splits `string` by `separator`.\n *\n * **Note:** This method is based on\n * [`String#split`](https://mdn.io/String/split).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to split.\n * @param {RegExp|string} separator The separator pattern to split by.\n * @param {number} [limit] The length to truncate results to.\n * @returns {Array} Returns the string segments.\n * @example\n *\n * _.split('a-b-c', '-', 2);\n * // => ['a', 'b']\n */\n function split(string, separator, limit) {\n if (limit && typeof limit != 'number' && isIterateeCall(string, separator, limit)) {\n separator = limit = undefined;\n }\n limit = limit === undefined ? MAX_ARRAY_LENGTH : limit >>> 0;\n if (!limit) {\n return [];\n }\n string = toString(string);\n if (string && (\n typeof separator == 'string' ||\n (separator != null && !isRegExp(separator))\n )) {\n separator = baseToString(separator);\n if (!separator && hasUnicode(string)) {\n return castSlice(stringToArray(string), 0, limit);\n }\n }\n return string.split(separator, limit);\n }\n\n /**\n * Converts `string` to\n * [start case](https://en.wikipedia.org/wiki/Letter_case#Stylistic_or_specialised_usage).\n *\n * @static\n * @memberOf _\n * @since 3.1.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the start cased string.\n * @example\n *\n * _.startCase('--foo-bar--');\n * // => 'Foo Bar'\n *\n * _.startCase('fooBar');\n * // => 'Foo Bar'\n *\n * _.startCase('__FOO_BAR__');\n * // => 'FOO BAR'\n */\n var startCase = createCompounder(function(result, word, index) {\n return result + (index ? ' ' : '') + upperFirst(word);\n });\n\n /**\n * Checks if `string` starts with the given target string.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to inspect.\n * @param {string} [target] The string to search for.\n * @param {number} [position=0] The position to search from.\n * @returns {boolean} Returns `true` if `string` starts with `target`,\n * else `false`.\n * @example\n *\n * _.startsWith('abc', 'a');\n * // => true\n *\n * _.startsWith('abc', 'b');\n * // => false\n *\n * _.startsWith('abc', 'b', 1);\n * // => true\n */\n function startsWith(string, target, position) {\n string = toString(string);\n position = position == null\n ? 0\n : baseClamp(toInteger(position), 0, string.length);\n\n target = baseToString(target);\n return string.slice(position, position + target.length) == target;\n }\n\n /**\n * Creates a compiled template function that can interpolate data properties\n * in \"interpolate\" delimiters, HTML-escape interpolated data properties in\n * \"escape\" delimiters, and execute JavaScript in \"evaluate\" delimiters. Data\n * properties may be accessed as free variables in the template. If a setting\n * object is given, it takes precedence over `_.templateSettings` values.\n *\n * **Note:** In the development build `_.template` utilizes\n * [sourceURLs](http://www.html5rocks.com/en/tutorials/developertools/sourcemaps/#toc-sourceurl)\n * for easier debugging.\n *\n * For more information on precompiling templates see\n * [lodash's custom builds documentation](https://lodash.com/custom-builds).\n *\n * For more information on Chrome extension sandboxes see\n * [Chrome's extensions documentation](https://developer.chrome.com/extensions/sandboxingEval).\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category String\n * @param {string} [string=''] The template string.\n * @param {Object} [options={}] The options object.\n * @param {RegExp} [options.escape=_.templateSettings.escape]\n * The HTML \"escape\" delimiter.\n * @param {RegExp} [options.evaluate=_.templateSettings.evaluate]\n * The \"evaluate\" delimiter.\n * @param {Object} [options.imports=_.templateSettings.imports]\n * An object to import into the template as free variables.\n * @param {RegExp} [options.interpolate=_.templateSettings.interpolate]\n * The \"interpolate\" delimiter.\n * @param {string} [options.sourceURL='lodash.templateSources[n]']\n * The sourceURL of the compiled template.\n * @param {string} [options.variable='obj']\n * The data object variable name.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Function} Returns the compiled template function.\n * @example\n *\n * // Use the \"interpolate\" delimiter to create a compiled template.\n * var compiled = _.template('hello <%= user %>!');\n * compiled({ 'user': 'fred' });\n * // => 'hello fred!'\n *\n * // Use the HTML \"escape\" delimiter to escape data property values.\n * var compiled = _.template('<b><%- value %></b>');\n * compiled({ 'value': '<script>' });\n * // => '<b><script></b>'\n *\n * // Use the \"evaluate\" delimiter to execute JavaScript and generate HTML.\n * var compiled = _.template('<% _.forEach(users, function(user) { %><li><%- user %></li><% }); %>');\n * compiled({ 'users': ['fred', 'barney'] });\n * // => '<li>fred</li><li>barney</li>'\n *\n * // Use the internal `print` function in \"evaluate\" delimiters.\n * var compiled = _.template('<% print(\"hello \" + user); %>!');\n * compiled({ 'user': 'barney' });\n * // => 'hello barney!'\n *\n * // Use the ES template literal delimiter as an \"interpolate\" delimiter.\n * // Disable support by replacing the \"interpolate\" delimiter.\n * var compiled = _.template('hello ${ user }!');\n * compiled({ 'user': 'pebbles' });\n * // => 'hello pebbles!'\n *\n * // Use backslashes to treat delimiters as plain text.\n * var compiled = _.template('<%= \"\\\\<%- value %\\\\>\" %>');\n * compiled({ 'value': 'ignored' });\n * // => '<%- value %>'\n *\n * // Use the `imports` option to import `jQuery` as `jq`.\n * var text = '<% jq.each(users, function(user) { %><li><%- user %></li><% }); %>';\n * var compiled = _.template(text, { 'imports': { 'jq': jQuery } });\n * compiled({ 'users': ['fred', 'barney'] });\n * // => '<li>fred</li><li>barney</li>'\n *\n * // Use the `sourceURL` option to specify a custom sourceURL for the template.\n * var compiled = _.template('hello <%= user %>!', { 'sourceURL': '/basic/greeting.jst' });\n * compiled(data);\n * // => Find the source of \"greeting.jst\" under the Sources tab or Resources panel of the web inspector.\n *\n * // Use the `variable` option to ensure a with-statement isn't used in the compiled template.\n * var compiled = _.template('hi <%= data.user %>!', { 'variable': 'data' });\n * compiled.source;\n * // => function(data) {\n * // var __t, __p = '';\n * // __p += 'hi ' + ((__t = ( data.user )) == null ? '' : __t) + '!';\n * // return __p;\n * // }\n *\n * // Use custom template delimiters.\n * _.templateSettings.interpolate = /{{([\\s\\S]+?)}}/g;\n * var compiled = _.template('hello {{ user }}!');\n * compiled({ 'user': 'mustache' });\n * // => 'hello mustache!'\n *\n * // Use the `source` property to inline compiled templates for meaningful\n * // line numbers in error messages and stack traces.\n * fs.writeFileSync(path.join(process.cwd(), 'jst.js'), '\\\n * var JST = {\\\n * \"main\": ' + _.template(mainText).source + '\\\n * };\\\n * ');\n */\n function template(string, options, guard) {\n // Based on John Resig's `tmpl` implementation\n // (http://ejohn.org/blog/javascript-micro-templating/)\n // and Laura Doktorova's doT.js (https://github.com/olado/doT).\n var settings = lodash.templateSettings;\n\n if (guard && isIterateeCall(string, options, guard)) {\n options = undefined;\n }\n string = toString(string);\n options = assignInWith({}, options, settings, customDefaultsAssignIn);\n\n var imports = assignInWith({}, options.imports, settings.imports, customDefaultsAssignIn),\n importsKeys = keys(imports),\n importsValues = baseValues(imports, importsKeys);\n\n var isEscaping,\n isEvaluating,\n index = 0,\n interpolate = options.interpolate || reNoMatch,\n source = \"__p += '\";\n\n // Compile the regexp to match each delimiter.\n var reDelimiters = RegExp(\n (options.escape || reNoMatch).source + '|' +\n interpolate.source + '|' +\n (interpolate === reInterpolate ? reEsTemplate : reNoMatch).source + '|' +\n (options.evaluate || reNoMatch).source + '|$'\n , 'g');\n\n // Use a sourceURL for easier debugging.\n // The sourceURL gets injected into the source that's eval-ed, so be careful\n // to normalize all kinds of whitespace, so e.g. newlines (and unicode versions of it) can't sneak in\n // and escape the comment, thus injecting code that gets evaled.\n var sourceURL = '//# sourceURL=' +\n (hasOwnProperty.call(options, 'sourceURL')\n ? (options.sourceURL + '').replace(/\\s/g, ' ')\n : ('lodash.templateSources[' + (++templateCounter) + ']')\n ) + '\\n';\n\n string.replace(reDelimiters, function(match, escapeValue, interpolateValue, esTemplateValue, evaluateValue, offset) {\n interpolateValue || (interpolateValue = esTemplateValue);\n\n // Escape characters that can't be included in string literals.\n source += string.slice(index, offset).replace(reUnescapedString, escapeStringChar);\n\n // Replace delimiters with snippets.\n if (escapeValue) {\n isEscaping = true;\n source += \"' +\\n__e(\" + escapeValue + \") +\\n'\";\n }\n if (evaluateValue) {\n isEvaluating = true;\n source += \"';\\n\" + evaluateValue + \";\\n__p += '\";\n }\n if (interpolateValue) {\n source += \"' +\\n((__t = (\" + interpolateValue + \")) == null ? '' : __t) +\\n'\";\n }\n index = offset + match.length;\n\n // The JS engine embedded in Adobe products needs `match` returned in\n // order to produce the correct `offset` value.\n return match;\n });\n\n source += \"';\\n\";\n\n // If `variable` is not specified wrap a with-statement around the generated\n // code to add the data object to the top of the scope chain.\n var variable = hasOwnProperty.call(options, 'variable') && options.variable;\n if (!variable) {\n source = 'with (obj) {\\n' + source + '\\n}\\n';\n }\n // Throw an error if a forbidden character was found in `variable`, to prevent\n // potential command injection attacks.\n else if (reForbiddenIdentifierChars.test(variable)) {\n throw new Error(INVALID_TEMPL_VAR_ERROR_TEXT);\n }\n\n // Cleanup code by stripping empty strings.\n source = (isEvaluating ? source.replace(reEmptyStringLeading, '') : source)\n .replace(reEmptyStringMiddle, '$1')\n .replace(reEmptyStringTrailing, '$1;');\n\n // Frame code as the function body.\n source = 'function(' + (variable || 'obj') + ') {\\n' +\n (variable\n ? ''\n : 'obj || (obj = {});\\n'\n ) +\n \"var __t, __p = ''\" +\n (isEscaping\n ? ', __e = _.escape'\n : ''\n ) +\n (isEvaluating\n ? ', __j = Array.prototype.join;\\n' +\n \"function print() { __p += __j.call(arguments, '') }\\n\"\n : ';\\n'\n ) +\n source +\n 'return __p\\n}';\n\n var result = attempt(function() {\n return Function(importsKeys, sourceURL + 'return ' + source)\n .apply(undefined, importsValues);\n });\n\n // Provide the compiled function's source by its `toString` method or\n // the `source` property as a convenience for inlining compiled templates.\n result.source = source;\n if (isError(result)) {\n throw result;\n }\n return result;\n }\n\n /**\n * Converts `string`, as a whole, to lower case just like\n * [String#toLowerCase](https://mdn.io/toLowerCase).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the lower cased string.\n * @example\n *\n * _.toLower('--Foo-Bar--');\n * // => '--foo-bar--'\n *\n * _.toLower('fooBar');\n * // => 'foobar'\n *\n * _.toLower('__FOO_BAR__');\n * // => '__foo_bar__'\n */\n function toLower(value) {\n return toString(value).toLowerCase();\n }\n\n /**\n * Converts `string`, as a whole, to upper case just like\n * [String#toUpperCase](https://mdn.io/toUpperCase).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the upper cased string.\n * @example\n *\n * _.toUpper('--foo-bar--');\n * // => '--FOO-BAR--'\n *\n * _.toUpper('fooBar');\n * // => 'FOOBAR'\n *\n * _.toUpper('__foo_bar__');\n * // => '__FOO_BAR__'\n */\n function toUpper(value) {\n return toString(value).toUpperCase();\n }\n\n /**\n * Removes leading and trailing whitespace or specified characters from `string`.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to trim.\n * @param {string} [chars=whitespace] The characters to trim.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {string} Returns the trimmed string.\n * @example\n *\n * _.trim(' abc ');\n * // => 'abc'\n *\n * _.trim('-_-abc-_-', '_-');\n * // => 'abc'\n *\n * _.map([' foo ', ' bar '], _.trim);\n * // => ['foo', 'bar']\n */\n function trim(string, chars, guard) {\n string = toString(string);\n if (string && (guard || chars === undefined)) {\n return baseTrim(string);\n }\n if (!string || !(chars = baseToString(chars))) {\n return string;\n }\n var strSymbols = stringToArray(string),\n chrSymbols = stringToArray(chars),\n start = charsStartIndex(strSymbols, chrSymbols),\n end = charsEndIndex(strSymbols, chrSymbols) + 1;\n\n return castSlice(strSymbols, start, end).join('');\n }\n\n /**\n * Removes trailing whitespace or specified characters from `string`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to trim.\n * @param {string} [chars=whitespace] The characters to trim.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {string} Returns the trimmed string.\n * @example\n *\n * _.trimEnd(' abc ');\n * // => ' abc'\n *\n * _.trimEnd('-_-abc-_-', '_-');\n * // => '-_-abc'\n */\n function trimEnd(string, chars, guard) {\n string = toString(string);\n if (string && (guard || chars === undefined)) {\n return string.slice(0, trimmedEndIndex(string) + 1);\n }\n if (!string || !(chars = baseToString(chars))) {\n return string;\n }\n var strSymbols = stringToArray(string),\n end = charsEndIndex(strSymbols, stringToArray(chars)) + 1;\n\n return castSlice(strSymbols, 0, end).join('');\n }\n\n /**\n * Removes leading whitespace or specified characters from `string`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to trim.\n * @param {string} [chars=whitespace] The characters to trim.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {string} Returns the trimmed string.\n * @example\n *\n * _.trimStart(' abc ');\n * // => 'abc '\n *\n * _.trimStart('-_-abc-_-', '_-');\n * // => 'abc-_-'\n */\n function trimStart(string, chars, guard) {\n string = toString(string);\n if (string && (guard || chars === undefined)) {\n return string.replace(reTrimStart, '');\n }\n if (!string || !(chars = baseToString(chars))) {\n return string;\n }\n var strSymbols = stringToArray(string),\n start = charsStartIndex(strSymbols, stringToArray(chars));\n\n return castSlice(strSymbols, start).join('');\n }\n\n /**\n * Truncates `string` if it's longer than the given maximum string length.\n * The last characters of the truncated string are replaced with the omission\n * string which defaults to \"...\".\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to truncate.\n * @param {Object} [options={}] The options object.\n * @param {number} [options.length=30] The maximum string length.\n * @param {string} [options.omission='...'] The string to indicate text is omitted.\n * @param {RegExp|string} [options.separator] The separator pattern to truncate to.\n * @returns {string} Returns the truncated string.\n * @example\n *\n * _.truncate('hi-diddly-ho there, neighborino');\n * // => 'hi-diddly-ho there, neighbo...'\n *\n * _.truncate('hi-diddly-ho there, neighborino', {\n * 'length': 24,\n * 'separator': ' '\n * });\n * // => 'hi-diddly-ho there,...'\n *\n * _.truncate('hi-diddly-ho there, neighborino', {\n * 'length': 24,\n * 'separator': /,? +/\n * });\n * // => 'hi-diddly-ho there...'\n *\n * _.truncate('hi-diddly-ho there, neighborino', {\n * 'omission': ' [...]'\n * });\n * // => 'hi-diddly-ho there, neig [...]'\n */\n function truncate(string, options) {\n var length = DEFAULT_TRUNC_LENGTH,\n omission = DEFAULT_TRUNC_OMISSION;\n\n if (isObject(options)) {\n var separator = 'separator' in options ? options.separator : separator;\n length = 'length' in options ? toInteger(options.length) : length;\n omission = 'omission' in options ? baseToString(options.omission) : omission;\n }\n string = toString(string);\n\n var strLength = string.length;\n if (hasUnicode(string)) {\n var strSymbols = stringToArray(string);\n strLength = strSymbols.length;\n }\n if (length >= strLength) {\n return string;\n }\n var end = length - stringSize(omission);\n if (end < 1) {\n return omission;\n }\n var result = strSymbols\n ? castSlice(strSymbols, 0, end).join('')\n : string.slice(0, end);\n\n if (separator === undefined) {\n return result + omission;\n }\n if (strSymbols) {\n end += (result.length - end);\n }\n if (isRegExp(separator)) {\n if (string.slice(end).search(separator)) {\n var match,\n substring = result;\n\n if (!separator.global) {\n separator = RegExp(separator.source, toString(reFlags.exec(separator)) + 'g');\n }\n separator.lastIndex = 0;\n while ((match = separator.exec(substring))) {\n var newEnd = match.index;\n }\n result = result.slice(0, newEnd === undefined ? end : newEnd);\n }\n } else if (string.indexOf(baseToString(separator), end) != end) {\n var index = result.lastIndexOf(separator);\n if (index > -1) {\n result = result.slice(0, index);\n }\n }\n return result + omission;\n }\n\n /**\n * The inverse of `_.escape`; this method converts the HTML entities\n * `&`, `<`, `>`, `"`, and `'` in `string` to\n * their corresponding characters.\n *\n * **Note:** No other HTML entities are unescaped. To unescape additional\n * HTML entities use a third-party library like [_he_](https://mths.be/he).\n *\n * @static\n * @memberOf _\n * @since 0.6.0\n * @category String\n * @param {string} [string=''] The string to unescape.\n * @returns {string} Returns the unescaped string.\n * @example\n *\n * _.unescape('fred, barney, & pebbles');\n * // => 'fred, barney, & pebbles'\n */\n function unescape(string) {\n string = toString(string);\n return (string && reHasEscapedHtml.test(string))\n ? string.replace(reEscapedHtml, unescapeHtmlChar)\n : string;\n }\n\n /**\n * Converts `string`, as space separated words, to upper case.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the upper cased string.\n * @example\n *\n * _.upperCase('--foo-bar');\n * // => 'FOO BAR'\n *\n * _.upperCase('fooBar');\n * // => 'FOO BAR'\n *\n * _.upperCase('__foo_bar__');\n * // => 'FOO BAR'\n */\n var upperCase = createCompounder(function(result, word, index) {\n return result + (index ? ' ' : '') + word.toUpperCase();\n });\n\n /**\n * Converts the first character of `string` to upper case.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category String\n * @param {string} [string=''] The string to convert.\n * @returns {string} Returns the converted string.\n * @example\n *\n * _.upperFirst('fred');\n * // => 'Fred'\n *\n * _.upperFirst('FRED');\n * // => 'FRED'\n */\n var upperFirst = createCaseFirst('toUpperCase');\n\n /**\n * Splits `string` into an array of its words.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category String\n * @param {string} [string=''] The string to inspect.\n * @param {RegExp|string} [pattern] The pattern to match words.\n * @param- {Object} [guard] Enables use as an iteratee for methods like `_.map`.\n * @returns {Array} Returns the words of `string`.\n * @example\n *\n * _.words('fred, barney, & pebbles');\n * // => ['fred', 'barney', 'pebbles']\n *\n * _.words('fred, barney, & pebbles', /[^, ]+/g);\n * // => ['fred', 'barney', '&', 'pebbles']\n */\n function words(string, pattern, guard) {\n string = toString(string);\n pattern = guard ? undefined : pattern;\n\n if (pattern === undefined) {\n return hasUnicodeWord(string) ? unicodeWords(string) : asciiWords(string);\n }\n return string.match(pattern) || [];\n }\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Attempts to invoke `func`, returning either the result or the caught error\n * object. Any additional arguments are provided to `func` when it's invoked.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Util\n * @param {Function} func The function to attempt.\n * @param {...*} [args] The arguments to invoke `func` with.\n * @returns {*} Returns the `func` result or error object.\n * @example\n *\n * // Avoid throwing errors for invalid selectors.\n * var elements = _.attempt(function(selector) {\n * return document.querySelectorAll(selector);\n * }, '>_>');\n *\n * if (_.isError(elements)) {\n * elements = [];\n * }\n */\n var attempt = baseRest(function(func, args) {\n try {\n return apply(func, undefined, args);\n } catch (e) {\n return isError(e) ? e : new Error(e);\n }\n });\n\n /**\n * Binds methods of an object to the object itself, overwriting the existing\n * method.\n *\n * **Note:** This method doesn't set the \"length\" property of bound functions.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Util\n * @param {Object} object The object to bind and assign the bound methods to.\n * @param {...(string|string[])} methodNames The object method names to bind.\n * @returns {Object} Returns `object`.\n * @example\n *\n * var view = {\n * 'label': 'docs',\n * 'click': function() {\n * console.log('clicked ' + this.label);\n * }\n * };\n *\n * _.bindAll(view, ['click']);\n * jQuery(element).on('click', view.click);\n * // => Logs 'clicked docs' when clicked.\n */\n var bindAll = flatRest(function(object, methodNames) {\n arrayEach(methodNames, function(key) {\n key = toKey(key);\n baseAssignValue(object, key, bind(object[key], object));\n });\n return object;\n });\n\n /**\n * Creates a function that iterates over `pairs` and invokes the corresponding\n * function of the first predicate to return truthy. The predicate-function\n * pairs are invoked with the `this` binding and arguments of the created\n * function.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Util\n * @param {Array} pairs The predicate-function pairs.\n * @returns {Function} Returns the new composite function.\n * @example\n *\n * var func = _.cond([\n * [_.matches({ 'a': 1 }), _.constant('matches A')],\n * [_.conforms({ 'b': _.isNumber }), _.constant('matches B')],\n * [_.stubTrue, _.constant('no match')]\n * ]);\n *\n * func({ 'a': 1, 'b': 2 });\n * // => 'matches A'\n *\n * func({ 'a': 0, 'b': 1 });\n * // => 'matches B'\n *\n * func({ 'a': '1', 'b': '2' });\n * // => 'no match'\n */\n function cond(pairs) {\n var length = pairs == null ? 0 : pairs.length,\n toIteratee = getIteratee();\n\n pairs = !length ? [] : arrayMap(pairs, function(pair) {\n if (typeof pair[1] != 'function') {\n throw new TypeError(FUNC_ERROR_TEXT);\n }\n return [toIteratee(pair[0]), pair[1]];\n });\n\n return baseRest(function(args) {\n var index = -1;\n while (++index < length) {\n var pair = pairs[index];\n if (apply(pair[0], this, args)) {\n return apply(pair[1], this, args);\n }\n }\n });\n }\n\n /**\n * Creates a function that invokes the predicate properties of `source` with\n * the corresponding property values of a given object, returning `true` if\n * all predicates return truthy, else `false`.\n *\n * **Note:** The created function is equivalent to `_.conformsTo` with\n * `source` partially applied.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Util\n * @param {Object} source The object of property predicates to conform to.\n * @returns {Function} Returns the new spec function.\n * @example\n *\n * var objects = [\n * { 'a': 2, 'b': 1 },\n * { 'a': 1, 'b': 2 }\n * ];\n *\n * _.filter(objects, _.conforms({ 'b': function(n) { return n > 1; } }));\n * // => [{ 'a': 1, 'b': 2 }]\n */\n function conforms(source) {\n return baseConforms(baseClone(source, CLONE_DEEP_FLAG));\n }\n\n /**\n * Creates a function that returns `value`.\n *\n * @static\n * @memberOf _\n * @since 2.4.0\n * @category Util\n * @param {*} value The value to return from the new function.\n * @returns {Function} Returns the new constant function.\n * @example\n *\n * var objects = _.times(2, _.constant({ 'a': 1 }));\n *\n * console.log(objects);\n * // => [{ 'a': 1 }, { 'a': 1 }]\n *\n * console.log(objects[0] === objects[1]);\n * // => true\n */\n function constant(value) {\n return function() {\n return value;\n };\n }\n\n /**\n * Checks `value` to determine whether a default value should be returned in\n * its place. The `defaultValue` is returned if `value` is `NaN`, `null`,\n * or `undefined`.\n *\n * @static\n * @memberOf _\n * @since 4.14.0\n * @category Util\n * @param {*} value The value to check.\n * @param {*} defaultValue The default value.\n * @returns {*} Returns the resolved value.\n * @example\n *\n * _.defaultTo(1, 10);\n * // => 1\n *\n * _.defaultTo(undefined, 10);\n * // => 10\n */\n function defaultTo(value, defaultValue) {\n return (value == null || value !== value) ? defaultValue : value;\n }\n\n /**\n * Creates a function that returns the result of invoking the given functions\n * with the `this` binding of the created function, where each successive\n * invocation is supplied the return value of the previous.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Util\n * @param {...(Function|Function[])} [funcs] The functions to invoke.\n * @returns {Function} Returns the new composite function.\n * @see _.flowRight\n * @example\n *\n * function square(n) {\n * return n * n;\n * }\n *\n * var addSquare = _.flow([_.add, square]);\n * addSquare(1, 2);\n * // => 9\n */\n var flow = createFlow();\n\n /**\n * This method is like `_.flow` except that it creates a function that\n * invokes the given functions from right to left.\n *\n * @static\n * @since 3.0.0\n * @memberOf _\n * @category Util\n * @param {...(Function|Function[])} [funcs] The functions to invoke.\n * @returns {Function} Returns the new composite function.\n * @see _.flow\n * @example\n *\n * function square(n) {\n * return n * n;\n * }\n *\n * var addSquare = _.flowRight([square, _.add]);\n * addSquare(1, 2);\n * // => 9\n */\n var flowRight = createFlow(true);\n\n /**\n * This method returns the first argument it receives.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Util\n * @param {*} value Any value.\n * @returns {*} Returns `value`.\n * @example\n *\n * var object = { 'a': 1 };\n *\n * console.log(_.identity(object) === object);\n * // => true\n */\n function identity(value) {\n return value;\n }\n\n /**\n * Creates a function that invokes `func` with the arguments of the created\n * function. If `func` is a property name, the created function returns the\n * property value for a given element. If `func` is an array or object, the\n * created function returns `true` for elements that contain the equivalent\n * source properties, otherwise it returns `false`.\n *\n * @static\n * @since 4.0.0\n * @memberOf _\n * @category Util\n * @param {*} [func=_.identity] The value to convert to a callback.\n * @returns {Function} Returns the callback.\n * @example\n *\n * var users = [\n * { 'user': 'barney', 'age': 36, 'active': true },\n * { 'user': 'fred', 'age': 40, 'active': false }\n * ];\n *\n * // The `_.matches` iteratee shorthand.\n * _.filter(users, _.iteratee({ 'user': 'barney', 'active': true }));\n * // => [{ 'user': 'barney', 'age': 36, 'active': true }]\n *\n * // The `_.matchesProperty` iteratee shorthand.\n * _.filter(users, _.iteratee(['user', 'fred']));\n * // => [{ 'user': 'fred', 'age': 40 }]\n *\n * // The `_.property` iteratee shorthand.\n * _.map(users, _.iteratee('user'));\n * // => ['barney', 'fred']\n *\n * // Create custom iteratee shorthands.\n * _.iteratee = _.wrap(_.iteratee, function(iteratee, func) {\n * return !_.isRegExp(func) ? iteratee(func) : function(string) {\n * return func.test(string);\n * };\n * });\n *\n * _.filter(['abc', 'def'], /ef/);\n * // => ['def']\n */\n function iteratee(func) {\n return baseIteratee(typeof func == 'function' ? func : baseClone(func, CLONE_DEEP_FLAG));\n }\n\n /**\n * Creates a function that performs a partial deep comparison between a given\n * object and `source`, returning `true` if the given object has equivalent\n * property values, else `false`.\n *\n * **Note:** The created function is equivalent to `_.isMatch` with `source`\n * partially applied.\n *\n * Partial comparisons will match empty array and empty object `source`\n * values against any array or object value, respectively. See `_.isEqual`\n * for a list of supported value comparisons.\n *\n * **Note:** Multiple values can be checked by combining several matchers\n * using `_.overSome`\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Util\n * @param {Object} source The object of property values to match.\n * @returns {Function} Returns the new spec function.\n * @example\n *\n * var objects = [\n * { 'a': 1, 'b': 2, 'c': 3 },\n * { 'a': 4, 'b': 5, 'c': 6 }\n * ];\n *\n * _.filter(objects, _.matches({ 'a': 4, 'c': 6 }));\n * // => [{ 'a': 4, 'b': 5, 'c': 6 }]\n *\n * // Checking for several possible values\n * _.filter(objects, _.overSome([_.matches({ 'a': 1 }), _.matches({ 'a': 4 })]));\n * // => [{ 'a': 1, 'b': 2, 'c': 3 }, { 'a': 4, 'b': 5, 'c': 6 }]\n */\n function matches(source) {\n return baseMatches(baseClone(source, CLONE_DEEP_FLAG));\n }\n\n /**\n * Creates a function that performs a partial deep comparison between the\n * value at `path` of a given object to `srcValue`, returning `true` if the\n * object value is equivalent, else `false`.\n *\n * **Note:** Partial comparisons will match empty array and empty object\n * `srcValue` values against any array or object value, respectively. See\n * `_.isEqual` for a list of supported value comparisons.\n *\n * **Note:** Multiple values can be checked by combining several matchers\n * using `_.overSome`\n *\n * @static\n * @memberOf _\n * @since 3.2.0\n * @category Util\n * @param {Array|string} path The path of the property to get.\n * @param {*} srcValue The value to match.\n * @returns {Function} Returns the new spec function.\n * @example\n *\n * var objects = [\n * { 'a': 1, 'b': 2, 'c': 3 },\n * { 'a': 4, 'b': 5, 'c': 6 }\n * ];\n *\n * _.find(objects, _.matchesProperty('a', 4));\n * // => { 'a': 4, 'b': 5, 'c': 6 }\n *\n * // Checking for several possible values\n * _.filter(objects, _.overSome([_.matchesProperty('a', 1), _.matchesProperty('a', 4)]));\n * // => [{ 'a': 1, 'b': 2, 'c': 3 }, { 'a': 4, 'b': 5, 'c': 6 }]\n */\n function matchesProperty(path, srcValue) {\n return baseMatchesProperty(path, baseClone(srcValue, CLONE_DEEP_FLAG));\n }\n\n /**\n * Creates a function that invokes the method at `path` of a given object.\n * Any additional arguments are provided to the invoked method.\n *\n * @static\n * @memberOf _\n * @since 3.7.0\n * @category Util\n * @param {Array|string} path The path of the method to invoke.\n * @param {...*} [args] The arguments to invoke the method with.\n * @returns {Function} Returns the new invoker function.\n * @example\n *\n * var objects = [\n * { 'a': { 'b': _.constant(2) } },\n * { 'a': { 'b': _.constant(1) } }\n * ];\n *\n * _.map(objects, _.method('a.b'));\n * // => [2, 1]\n *\n * _.map(objects, _.method(['a', 'b']));\n * // => [2, 1]\n */\n var method = baseRest(function(path, args) {\n return function(object) {\n return baseInvoke(object, path, args);\n };\n });\n\n /**\n * The opposite of `_.method`; this method creates a function that invokes\n * the method at a given path of `object`. Any additional arguments are\n * provided to the invoked method.\n *\n * @static\n * @memberOf _\n * @since 3.7.0\n * @category Util\n * @param {Object} object The object to query.\n * @param {...*} [args] The arguments to invoke the method with.\n * @returns {Function} Returns the new invoker function.\n * @example\n *\n * var array = _.times(3, _.constant),\n * object = { 'a': array, 'b': array, 'c': array };\n *\n * _.map(['a[2]', 'c[0]'], _.methodOf(object));\n * // => [2, 0]\n *\n * _.map([['a', '2'], ['c', '0']], _.methodOf(object));\n * // => [2, 0]\n */\n var methodOf = baseRest(function(object, args) {\n return function(path) {\n return baseInvoke(object, path, args);\n };\n });\n\n /**\n * Adds all own enumerable string keyed function properties of a source\n * object to the destination object. If `object` is a function, then methods\n * are added to its prototype as well.\n *\n * **Note:** Use `_.runInContext` to create a pristine `lodash` function to\n * avoid conflicts caused by modifying the original.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Util\n * @param {Function|Object} [object=lodash] The destination object.\n * @param {Object} source The object of functions to add.\n * @param {Object} [options={}] The options object.\n * @param {boolean} [options.chain=true] Specify whether mixins are chainable.\n * @returns {Function|Object} Returns `object`.\n * @example\n *\n * function vowels(string) {\n * return _.filter(string, function(v) {\n * return /[aeiou]/i.test(v);\n * });\n * }\n *\n * _.mixin({ 'vowels': vowels });\n * _.vowels('fred');\n * // => ['e']\n *\n * _('fred').vowels().value();\n * // => ['e']\n *\n * _.mixin({ 'vowels': vowels }, { 'chain': false });\n * _('fred').vowels();\n * // => ['e']\n */\n function mixin(object, source, options) {\n var props = keys(source),\n methodNames = baseFunctions(source, props);\n\n if (options == null &&\n !(isObject(source) && (methodNames.length || !props.length))) {\n options = source;\n source = object;\n object = this;\n methodNames = baseFunctions(source, keys(source));\n }\n var chain = !(isObject(options) && 'chain' in options) || !!options.chain,\n isFunc = isFunction(object);\n\n arrayEach(methodNames, function(methodName) {\n var func = source[methodName];\n object[methodName] = func;\n if (isFunc) {\n object.prototype[methodName] = function() {\n var chainAll = this.__chain__;\n if (chain || chainAll) {\n var result = object(this.__wrapped__),\n actions = result.__actions__ = copyArray(this.__actions__);\n\n actions.push({ 'func': func, 'args': arguments, 'thisArg': object });\n result.__chain__ = chainAll;\n return result;\n }\n return func.apply(object, arrayPush([this.value()], arguments));\n };\n }\n });\n\n return object;\n }\n\n /**\n * Reverts the `_` variable to its previous value and returns a reference to\n * the `lodash` function.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Util\n * @returns {Function} Returns the `lodash` function.\n * @example\n *\n * var lodash = _.noConflict();\n */\n function noConflict() {\n if (root._ === this) {\n root._ = oldDash;\n }\n return this;\n }\n\n /**\n * This method returns `undefined`.\n *\n * @static\n * @memberOf _\n * @since 2.3.0\n * @category Util\n * @example\n *\n * _.times(2, _.noop);\n * // => [undefined, undefined]\n */\n function noop() {\n // No operation performed.\n }\n\n /**\n * Creates a function that gets the argument at index `n`. If `n` is negative,\n * the nth argument from the end is returned.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Util\n * @param {number} [n=0] The index of the argument to return.\n * @returns {Function} Returns the new pass-thru function.\n * @example\n *\n * var func = _.nthArg(1);\n * func('a', 'b', 'c', 'd');\n * // => 'b'\n *\n * var func = _.nthArg(-2);\n * func('a', 'b', 'c', 'd');\n * // => 'c'\n */\n function nthArg(n) {\n n = toInteger(n);\n return baseRest(function(args) {\n return baseNth(args, n);\n });\n }\n\n /**\n * Creates a function that invokes `iteratees` with the arguments it receives\n * and returns their results.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Util\n * @param {...(Function|Function[])} [iteratees=[_.identity]]\n * The iteratees to invoke.\n * @returns {Function} Returns the new function.\n * @example\n *\n * var func = _.over([Math.max, Math.min]);\n *\n * func(1, 2, 3, 4);\n * // => [4, 1]\n */\n var over = createOver(arrayMap);\n\n /**\n * Creates a function that checks if **all** of the `predicates` return\n * truthy when invoked with the arguments it receives.\n *\n * Following shorthands are possible for providing predicates.\n * Pass an `Object` and it will be used as an parameter for `_.matches` to create the predicate.\n * Pass an `Array` of parameters for `_.matchesProperty` and the predicate will be created using them.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Util\n * @param {...(Function|Function[])} [predicates=[_.identity]]\n * The predicates to check.\n * @returns {Function} Returns the new function.\n * @example\n *\n * var func = _.overEvery([Boolean, isFinite]);\n *\n * func('1');\n * // => true\n *\n * func(null);\n * // => false\n *\n * func(NaN);\n * // => false\n */\n var overEvery = createOver(arrayEvery);\n\n /**\n * Creates a function that checks if **any** of the `predicates` return\n * truthy when invoked with the arguments it receives.\n *\n * Following shorthands are possible for providing predicates.\n * Pass an `Object` and it will be used as an parameter for `_.matches` to create the predicate.\n * Pass an `Array` of parameters for `_.matchesProperty` and the predicate will be created using them.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Util\n * @param {...(Function|Function[])} [predicates=[_.identity]]\n * The predicates to check.\n * @returns {Function} Returns the new function.\n * @example\n *\n * var func = _.overSome([Boolean, isFinite]);\n *\n * func('1');\n * // => true\n *\n * func(null);\n * // => true\n *\n * func(NaN);\n * // => false\n *\n * var matchesFunc = _.overSome([{ 'a': 1 }, { 'a': 2 }])\n * var matchesPropertyFunc = _.overSome([['a', 1], ['a', 2]])\n */\n var overSome = createOver(arraySome);\n\n /**\n * Creates a function that returns the value at `path` of a given object.\n *\n * @static\n * @memberOf _\n * @since 2.4.0\n * @category Util\n * @param {Array|string} path The path of the property to get.\n * @returns {Function} Returns the new accessor function.\n * @example\n *\n * var objects = [\n * { 'a': { 'b': 2 } },\n * { 'a': { 'b': 1 } }\n * ];\n *\n * _.map(objects, _.property('a.b'));\n * // => [2, 1]\n *\n * _.map(_.sortBy(objects, _.property(['a', 'b'])), 'a.b');\n * // => [1, 2]\n */\n function property(path) {\n return isKey(path) ? baseProperty(toKey(path)) : basePropertyDeep(path);\n }\n\n /**\n * The opposite of `_.property`; this method creates a function that returns\n * the value at a given path of `object`.\n *\n * @static\n * @memberOf _\n * @since 3.0.0\n * @category Util\n * @param {Object} object The object to query.\n * @returns {Function} Returns the new accessor function.\n * @example\n *\n * var array = [0, 1, 2],\n * object = { 'a': array, 'b': array, 'c': array };\n *\n * _.map(['a[2]', 'c[0]'], _.propertyOf(object));\n * // => [2, 0]\n *\n * _.map([['a', '2'], ['c', '0']], _.propertyOf(object));\n * // => [2, 0]\n */\n function propertyOf(object) {\n return function(path) {\n return object == null ? undefined : baseGet(object, path);\n };\n }\n\n /**\n * Creates an array of numbers (positive and/or negative) progressing from\n * `start` up to, but not including, `end`. A step of `-1` is used if a negative\n * `start` is specified without an `end` or `step`. If `end` is not specified,\n * it's set to `start` with `start` then set to `0`.\n *\n * **Note:** JavaScript follows the IEEE-754 standard for resolving\n * floating-point values which can produce unexpected results.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Util\n * @param {number} [start=0] The start of the range.\n * @param {number} end The end of the range.\n * @param {number} [step=1] The value to increment or decrement by.\n * @returns {Array} Returns the range of numbers.\n * @see _.inRange, _.rangeRight\n * @example\n *\n * _.range(4);\n * // => [0, 1, 2, 3]\n *\n * _.range(-4);\n * // => [0, -1, -2, -3]\n *\n * _.range(1, 5);\n * // => [1, 2, 3, 4]\n *\n * _.range(0, 20, 5);\n * // => [0, 5, 10, 15]\n *\n * _.range(0, -4, -1);\n * // => [0, -1, -2, -3]\n *\n * _.range(1, 4, 0);\n * // => [1, 1, 1]\n *\n * _.range(0);\n * // => []\n */\n var range = createRange();\n\n /**\n * This method is like `_.range` except that it populates values in\n * descending order.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Util\n * @param {number} [start=0] The start of the range.\n * @param {number} end The end of the range.\n * @param {number} [step=1] The value to increment or decrement by.\n * @returns {Array} Returns the range of numbers.\n * @see _.inRange, _.range\n * @example\n *\n * _.rangeRight(4);\n * // => [3, 2, 1, 0]\n *\n * _.rangeRight(-4);\n * // => [-3, -2, -1, 0]\n *\n * _.rangeRight(1, 5);\n * // => [4, 3, 2, 1]\n *\n * _.rangeRight(0, 20, 5);\n * // => [15, 10, 5, 0]\n *\n * _.rangeRight(0, -4, -1);\n * // => [-3, -2, -1, 0]\n *\n * _.rangeRight(1, 4, 0);\n * // => [1, 1, 1]\n *\n * _.rangeRight(0);\n * // => []\n */\n var rangeRight = createRange(true);\n\n /**\n * This method returns a new empty array.\n *\n * @static\n * @memberOf _\n * @since 4.13.0\n * @category Util\n * @returns {Array} Returns the new empty array.\n * @example\n *\n * var arrays = _.times(2, _.stubArray);\n *\n * console.log(arrays);\n * // => [[], []]\n *\n * console.log(arrays[0] === arrays[1]);\n * // => false\n */\n function stubArray() {\n return [];\n }\n\n /**\n * This method returns `false`.\n *\n * @static\n * @memberOf _\n * @since 4.13.0\n * @category Util\n * @returns {boolean} Returns `false`.\n * @example\n *\n * _.times(2, _.stubFalse);\n * // => [false, false]\n */\n function stubFalse() {\n return false;\n }\n\n /**\n * This method returns a new empty object.\n *\n * @static\n * @memberOf _\n * @since 4.13.0\n * @category Util\n * @returns {Object} Returns the new empty object.\n * @example\n *\n * var objects = _.times(2, _.stubObject);\n *\n * console.log(objects);\n * // => [{}, {}]\n *\n * console.log(objects[0] === objects[1]);\n * // => false\n */\n function stubObject() {\n return {};\n }\n\n /**\n * This method returns an empty string.\n *\n * @static\n * @memberOf _\n * @since 4.13.0\n * @category Util\n * @returns {string} Returns the empty string.\n * @example\n *\n * _.times(2, _.stubString);\n * // => ['', '']\n */\n function stubString() {\n return '';\n }\n\n /**\n * This method returns `true`.\n *\n * @static\n * @memberOf _\n * @since 4.13.0\n * @category Util\n * @returns {boolean} Returns `true`.\n * @example\n *\n * _.times(2, _.stubTrue);\n * // => [true, true]\n */\n function stubTrue() {\n return true;\n }\n\n /**\n * Invokes the iteratee `n` times, returning an array of the results of\n * each invocation. The iteratee is invoked with one argument; (index).\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Util\n * @param {number} n The number of times to invoke `iteratee`.\n * @param {Function} [iteratee=_.identity] The function invoked per iteration.\n * @returns {Array} Returns the array of results.\n * @example\n *\n * _.times(3, String);\n * // => ['0', '1', '2']\n *\n * _.times(4, _.constant(0));\n * // => [0, 0, 0, 0]\n */\n function times(n, iteratee) {\n n = toInteger(n);\n if (n < 1 || n > MAX_SAFE_INTEGER) {\n return [];\n }\n var index = MAX_ARRAY_LENGTH,\n length = nativeMin(n, MAX_ARRAY_LENGTH);\n\n iteratee = getIteratee(iteratee);\n n -= MAX_ARRAY_LENGTH;\n\n var result = baseTimes(length, iteratee);\n while (++index < n) {\n iteratee(index);\n }\n return result;\n }\n\n /**\n * Converts `value` to a property path array.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Util\n * @param {*} value The value to convert.\n * @returns {Array} Returns the new property path array.\n * @example\n *\n * _.toPath('a.b.c');\n * // => ['a', 'b', 'c']\n *\n * _.toPath('a[0].b.c');\n * // => ['a', '0', 'b', 'c']\n */\n function toPath(value) {\n if (isArray(value)) {\n return arrayMap(value, toKey);\n }\n return isSymbol(value) ? [value] : copyArray(stringToPath(toString(value)));\n }\n\n /**\n * Generates a unique ID. If `prefix` is given, the ID is appended to it.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Util\n * @param {string} [prefix=''] The value to prefix the ID with.\n * @returns {string} Returns the unique ID.\n * @example\n *\n * _.uniqueId('contact_');\n * // => 'contact_104'\n *\n * _.uniqueId();\n * // => '105'\n */\n function uniqueId(prefix) {\n var id = ++idCounter;\n return toString(prefix) + id;\n }\n\n /*------------------------------------------------------------------------*/\n\n /**\n * Adds two numbers.\n *\n * @static\n * @memberOf _\n * @since 3.4.0\n * @category Math\n * @param {number} augend The first number in an addition.\n * @param {number} addend The second number in an addition.\n * @returns {number} Returns the total.\n * @example\n *\n * _.add(6, 4);\n * // => 10\n */\n var add = createMathOperation(function(augend, addend) {\n return augend + addend;\n }, 0);\n\n /**\n * Computes `number` rounded up to `precision`.\n *\n * @static\n * @memberOf _\n * @since 3.10.0\n * @category Math\n * @param {number} number The number to round up.\n * @param {number} [precision=0] The precision to round up to.\n * @returns {number} Returns the rounded up number.\n * @example\n *\n * _.ceil(4.006);\n * // => 5\n *\n * _.ceil(6.004, 2);\n * // => 6.01\n *\n * _.ceil(6040, -2);\n * // => 6100\n */\n var ceil = createRound('ceil');\n\n /**\n * Divide two numbers.\n *\n * @static\n * @memberOf _\n * @since 4.7.0\n * @category Math\n * @param {number} dividend The first number in a division.\n * @param {number} divisor The second number in a division.\n * @returns {number} Returns the quotient.\n * @example\n *\n * _.divide(6, 4);\n * // => 1.5\n */\n var divide = createMathOperation(function(dividend, divisor) {\n return dividend / divisor;\n }, 1);\n\n /**\n * Computes `number` rounded down to `precision`.\n *\n * @static\n * @memberOf _\n * @since 3.10.0\n * @category Math\n * @param {number} number The number to round down.\n * @param {number} [precision=0] The precision to round down to.\n * @returns {number} Returns the rounded down number.\n * @example\n *\n * _.floor(4.006);\n * // => 4\n *\n * _.floor(0.046, 2);\n * // => 0.04\n *\n * _.floor(4060, -2);\n * // => 4000\n */\n var floor = createRound('floor');\n\n /**\n * Computes the maximum value of `array`. If `array` is empty or falsey,\n * `undefined` is returned.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Math\n * @param {Array} array The array to iterate over.\n * @returns {*} Returns the maximum value.\n * @example\n *\n * _.max([4, 2, 8, 6]);\n * // => 8\n *\n * _.max([]);\n * // => undefined\n */\n function max(array) {\n return (array && array.length)\n ? baseExtremum(array, identity, baseGt)\n : undefined;\n }\n\n /**\n * This method is like `_.max` except that it accepts `iteratee` which is\n * invoked for each element in `array` to generate the criterion by which\n * the value is ranked. The iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Math\n * @param {Array} array The array to iterate over.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {*} Returns the maximum value.\n * @example\n *\n * var objects = [{ 'n': 1 }, { 'n': 2 }];\n *\n * _.maxBy(objects, function(o) { return o.n; });\n * // => { 'n': 2 }\n *\n * // The `_.property` iteratee shorthand.\n * _.maxBy(objects, 'n');\n * // => { 'n': 2 }\n */\n function maxBy(array, iteratee) {\n return (array && array.length)\n ? baseExtremum(array, getIteratee(iteratee, 2), baseGt)\n : undefined;\n }\n\n /**\n * Computes the mean of the values in `array`.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Math\n * @param {Array} array The array to iterate over.\n * @returns {number} Returns the mean.\n * @example\n *\n * _.mean([4, 2, 8, 6]);\n * // => 5\n */\n function mean(array) {\n return baseMean(array, identity);\n }\n\n /**\n * This method is like `_.mean` except that it accepts `iteratee` which is\n * invoked for each element in `array` to generate the value to be averaged.\n * The iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.7.0\n * @category Math\n * @param {Array} array The array to iterate over.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {number} Returns the mean.\n * @example\n *\n * var objects = [{ 'n': 4 }, { 'n': 2 }, { 'n': 8 }, { 'n': 6 }];\n *\n * _.meanBy(objects, function(o) { return o.n; });\n * // => 5\n *\n * // The `_.property` iteratee shorthand.\n * _.meanBy(objects, 'n');\n * // => 5\n */\n function meanBy(array, iteratee) {\n return baseMean(array, getIteratee(iteratee, 2));\n }\n\n /**\n * Computes the minimum value of `array`. If `array` is empty or falsey,\n * `undefined` is returned.\n *\n * @static\n * @since 0.1.0\n * @memberOf _\n * @category Math\n * @param {Array} array The array to iterate over.\n * @returns {*} Returns the minimum value.\n * @example\n *\n * _.min([4, 2, 8, 6]);\n * // => 2\n *\n * _.min([]);\n * // => undefined\n */\n function min(array) {\n return (array && array.length)\n ? baseExtremum(array, identity, baseLt)\n : undefined;\n }\n\n /**\n * This method is like `_.min` except that it accepts `iteratee` which is\n * invoked for each element in `array` to generate the criterion by which\n * the value is ranked. The iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Math\n * @param {Array} array The array to iterate over.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {*} Returns the minimum value.\n * @example\n *\n * var objects = [{ 'n': 1 }, { 'n': 2 }];\n *\n * _.minBy(objects, function(o) { return o.n; });\n * // => { 'n': 1 }\n *\n * // The `_.property` iteratee shorthand.\n * _.minBy(objects, 'n');\n * // => { 'n': 1 }\n */\n function minBy(array, iteratee) {\n return (array && array.length)\n ? baseExtremum(array, getIteratee(iteratee, 2), baseLt)\n : undefined;\n }\n\n /**\n * Multiply two numbers.\n *\n * @static\n * @memberOf _\n * @since 4.7.0\n * @category Math\n * @param {number} multiplier The first number in a multiplication.\n * @param {number} multiplicand The second number in a multiplication.\n * @returns {number} Returns the product.\n * @example\n *\n * _.multiply(6, 4);\n * // => 24\n */\n var multiply = createMathOperation(function(multiplier, multiplicand) {\n return multiplier * multiplicand;\n }, 1);\n\n /**\n * Computes `number` rounded to `precision`.\n *\n * @static\n * @memberOf _\n * @since 3.10.0\n * @category Math\n * @param {number} number The number to round.\n * @param {number} [precision=0] The precision to round to.\n * @returns {number} Returns the rounded number.\n * @example\n *\n * _.round(4.006);\n * // => 4\n *\n * _.round(4.006, 2);\n * // => 4.01\n *\n * _.round(4060, -2);\n * // => 4100\n */\n var round = createRound('round');\n\n /**\n * Subtract two numbers.\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Math\n * @param {number} minuend The first number in a subtraction.\n * @param {number} subtrahend The second number in a subtraction.\n * @returns {number} Returns the difference.\n * @example\n *\n * _.subtract(6, 4);\n * // => 2\n */\n var subtract = createMathOperation(function(minuend, subtrahend) {\n return minuend - subtrahend;\n }, 0);\n\n /**\n * Computes the sum of the values in `array`.\n *\n * @static\n * @memberOf _\n * @since 3.4.0\n * @category Math\n * @param {Array} array The array to iterate over.\n * @returns {number} Returns the sum.\n * @example\n *\n * _.sum([4, 2, 8, 6]);\n * // => 20\n */\n function sum(array) {\n return (array && array.length)\n ? baseSum(array, identity)\n : 0;\n }\n\n /**\n * This method is like `_.sum` except that it accepts `iteratee` which is\n * invoked for each element in `array` to generate the value to be summed.\n * The iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Math\n * @param {Array} array The array to iterate over.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {number} Returns the sum.\n * @example\n *\n * var objects = [{ 'n': 4 }, { 'n': 2 }, { 'n': 8 }, { 'n': 6 }];\n *\n * _.sumBy(objects, function(o) { return o.n; });\n * // => 20\n *\n * // The `_.property` iteratee shorthand.\n * _.sumBy(objects, 'n');\n * // => 20\n */\n function sumBy(array, iteratee) {\n return (array && array.length)\n ? baseSum(array, getIteratee(iteratee, 2))\n : 0;\n }\n\n /*------------------------------------------------------------------------*/\n\n // Add methods that return wrapped values in chain sequences.\n lodash.after = after;\n lodash.ary = ary;\n lodash.assign = assign;\n lodash.assignIn = assignIn;\n lodash.assignInWith = assignInWith;\n lodash.assignWith = assignWith;\n lodash.at = at;\n lodash.before = before;\n lodash.bind = bind;\n lodash.bindAll = bindAll;\n lodash.bindKey = bindKey;\n lodash.castArray = castArray;\n lodash.chain = chain;\n lodash.chunk = chunk;\n lodash.compact = compact;\n lodash.concat = concat;\n lodash.cond = cond;\n lodash.conforms = conforms;\n lodash.constant = constant;\n lodash.countBy = countBy;\n lodash.create = create;\n lodash.curry = curry;\n lodash.curryRight = curryRight;\n lodash.debounce = debounce;\n lodash.defaults = defaults;\n lodash.defaultsDeep = defaultsDeep;\n lodash.defer = defer;\n lodash.delay = delay;\n lodash.difference = difference;\n lodash.differenceBy = differenceBy;\n lodash.differenceWith = differenceWith;\n lodash.drop = drop;\n lodash.dropRight = dropRight;\n lodash.dropRightWhile = dropRightWhile;\n lodash.dropWhile = dropWhile;\n lodash.fill = fill;\n lodash.filter = filter;\n lodash.flatMap = flatMap;\n lodash.flatMapDeep = flatMapDeep;\n lodash.flatMapDepth = flatMapDepth;\n lodash.flatten = flatten;\n lodash.flattenDeep = flattenDeep;\n lodash.flattenDepth = flattenDepth;\n lodash.flip = flip;\n lodash.flow = flow;\n lodash.flowRight = flowRight;\n lodash.fromPairs = fromPairs;\n lodash.functions = functions;\n lodash.functionsIn = functionsIn;\n lodash.groupBy = groupBy;\n lodash.initial = initial;\n lodash.intersection = intersection;\n lodash.intersectionBy = intersectionBy;\n lodash.intersectionWith = intersectionWith;\n lodash.invert = invert;\n lodash.invertBy = invertBy;\n lodash.invokeMap = invokeMap;\n lodash.iteratee = iteratee;\n lodash.keyBy = keyBy;\n lodash.keys = keys;\n lodash.keysIn = keysIn;\n lodash.map = map;\n lodash.mapKeys = mapKeys;\n lodash.mapValues = mapValues;\n lodash.matches = matches;\n lodash.matchesProperty = matchesProperty;\n lodash.memoize = memoize;\n lodash.merge = merge;\n lodash.mergeWith = mergeWith;\n lodash.method = method;\n lodash.methodOf = methodOf;\n lodash.mixin = mixin;\n lodash.negate = negate;\n lodash.nthArg = nthArg;\n lodash.omit = omit;\n lodash.omitBy = omitBy;\n lodash.once = once;\n lodash.orderBy = orderBy;\n lodash.over = over;\n lodash.overArgs = overArgs;\n lodash.overEvery = overEvery;\n lodash.overSome = overSome;\n lodash.partial = partial;\n lodash.partialRight = partialRight;\n lodash.partition = partition;\n lodash.pick = pick;\n lodash.pickBy = pickBy;\n lodash.property = property;\n lodash.propertyOf = propertyOf;\n lodash.pull = pull;\n lodash.pullAll = pullAll;\n lodash.pullAllBy = pullAllBy;\n lodash.pullAllWith = pullAllWith;\n lodash.pullAt = pullAt;\n lodash.range = range;\n lodash.rangeRight = rangeRight;\n lodash.rearg = rearg;\n lodash.reject = reject;\n lodash.remove = remove;\n lodash.rest = rest;\n lodash.reverse = reverse;\n lodash.sampleSize = sampleSize;\n lodash.set = set;\n lodash.setWith = setWith;\n lodash.shuffle = shuffle;\n lodash.slice = slice;\n lodash.sortBy = sortBy;\n lodash.sortedUniq = sortedUniq;\n lodash.sortedUniqBy = sortedUniqBy;\n lodash.split = split;\n lodash.spread = spread;\n lodash.tail = tail;\n lodash.take = take;\n lodash.takeRight = takeRight;\n lodash.takeRightWhile = takeRightWhile;\n lodash.takeWhile = takeWhile;\n lodash.tap = tap;\n lodash.throttle = throttle;\n lodash.thru = thru;\n lodash.toArray = toArray;\n lodash.toPairs = toPairs;\n lodash.toPairsIn = toPairsIn;\n lodash.toPath = toPath;\n lodash.toPlainObject = toPlainObject;\n lodash.transform = transform;\n lodash.unary = unary;\n lodash.union = union;\n lodash.unionBy = unionBy;\n lodash.unionWith = unionWith;\n lodash.uniq = uniq;\n lodash.uniqBy = uniqBy;\n lodash.uniqWith = uniqWith;\n lodash.unset = unset;\n lodash.unzip = unzip;\n lodash.unzipWith = unzipWith;\n lodash.update = update;\n lodash.updateWith = updateWith;\n lodash.values = values;\n lodash.valuesIn = valuesIn;\n lodash.without = without;\n lodash.words = words;\n lodash.wrap = wrap;\n lodash.xor = xor;\n lodash.xorBy = xorBy;\n lodash.xorWith = xorWith;\n lodash.zip = zip;\n lodash.zipObject = zipObject;\n lodash.zipObjectDeep = zipObjectDeep;\n lodash.zipWith = zipWith;\n\n // Add aliases.\n lodash.entries = toPairs;\n lodash.entriesIn = toPairsIn;\n lodash.extend = assignIn;\n lodash.extendWith = assignInWith;\n\n // Add methods to `lodash.prototype`.\n mixin(lodash, lodash);\n\n /*------------------------------------------------------------------------*/\n\n // Add methods that return unwrapped values in chain sequences.\n lodash.add = add;\n lodash.attempt = attempt;\n lodash.camelCase = camelCase;\n lodash.capitalize = capitalize;\n lodash.ceil = ceil;\n lodash.clamp = clamp;\n lodash.clone = clone;\n lodash.cloneDeep = cloneDeep;\n lodash.cloneDeepWith = cloneDeepWith;\n lodash.cloneWith = cloneWith;\n lodash.conformsTo = conformsTo;\n lodash.deburr = deburr;\n lodash.defaultTo = defaultTo;\n lodash.divide = divide;\n lodash.endsWith = endsWith;\n lodash.eq = eq;\n lodash.escape = escape;\n lodash.escapeRegExp = escapeRegExp;\n lodash.every = every;\n lodash.find = find;\n lodash.findIndex = findIndex;\n lodash.findKey = findKey;\n lodash.findLast = findLast;\n lodash.findLastIndex = findLastIndex;\n lodash.findLastKey = findLastKey;\n lodash.floor = floor;\n lodash.forEach = forEach;\n lodash.forEachRight = forEachRight;\n lodash.forIn = forIn;\n lodash.forInRight = forInRight;\n lodash.forOwn = forOwn;\n lodash.forOwnRight = forOwnRight;\n lodash.get = get;\n lodash.gt = gt;\n lodash.gte = gte;\n lodash.has = has;\n lodash.hasIn = hasIn;\n lodash.head = head;\n lodash.identity = identity;\n lodash.includes = includes;\n lodash.indexOf = indexOf;\n lodash.inRange = inRange;\n lodash.invoke = invoke;\n lodash.isArguments = isArguments;\n lodash.isArray = isArray;\n lodash.isArrayBuffer = isArrayBuffer;\n lodash.isArrayLike = isArrayLike;\n lodash.isArrayLikeObject = isArrayLikeObject;\n lodash.isBoolean = isBoolean;\n lodash.isBuffer = isBuffer;\n lodash.isDate = isDate;\n lodash.isElement = isElement;\n lodash.isEmpty = isEmpty;\n lodash.isEqual = isEqual;\n lodash.isEqualWith = isEqualWith;\n lodash.isError = isError;\n lodash.isFinite = isFinite;\n lodash.isFunction = isFunction;\n lodash.isInteger = isInteger;\n lodash.isLength = isLength;\n lodash.isMap = isMap;\n lodash.isMatch = isMatch;\n lodash.isMatchWith = isMatchWith;\n lodash.isNaN = isNaN;\n lodash.isNative = isNative;\n lodash.isNil = isNil;\n lodash.isNull = isNull;\n lodash.isNumber = isNumber;\n lodash.isObject = isObject;\n lodash.isObjectLike = isObjectLike;\n lodash.isPlainObject = isPlainObject;\n lodash.isRegExp = isRegExp;\n lodash.isSafeInteger = isSafeInteger;\n lodash.isSet = isSet;\n lodash.isString = isString;\n lodash.isSymbol = isSymbol;\n lodash.isTypedArray = isTypedArray;\n lodash.isUndefined = isUndefined;\n lodash.isWeakMap = isWeakMap;\n lodash.isWeakSet = isWeakSet;\n lodash.join = join;\n lodash.kebabCase = kebabCase;\n lodash.last = last;\n lodash.lastIndexOf = lastIndexOf;\n lodash.lowerCase = lowerCase;\n lodash.lowerFirst = lowerFirst;\n lodash.lt = lt;\n lodash.lte = lte;\n lodash.max = max;\n lodash.maxBy = maxBy;\n lodash.mean = mean;\n lodash.meanBy = meanBy;\n lodash.min = min;\n lodash.minBy = minBy;\n lodash.stubArray = stubArray;\n lodash.stubFalse = stubFalse;\n lodash.stubObject = stubObject;\n lodash.stubString = stubString;\n lodash.stubTrue = stubTrue;\n lodash.multiply = multiply;\n lodash.nth = nth;\n lodash.noConflict = noConflict;\n lodash.noop = noop;\n lodash.now = now;\n lodash.pad = pad;\n lodash.padEnd = padEnd;\n lodash.padStart = padStart;\n lodash.parseInt = parseInt;\n lodash.random = random;\n lodash.reduce = reduce;\n lodash.reduceRight = reduceRight;\n lodash.repeat = repeat;\n lodash.replace = replace;\n lodash.result = result;\n lodash.round = round;\n lodash.runInContext = runInContext;\n lodash.sample = sample;\n lodash.size = size;\n lodash.snakeCase = snakeCase;\n lodash.some = some;\n lodash.sortedIndex = sortedIndex;\n lodash.sortedIndexBy = sortedIndexBy;\n lodash.sortedIndexOf = sortedIndexOf;\n lodash.sortedLastIndex = sortedLastIndex;\n lodash.sortedLastIndexBy = sortedLastIndexBy;\n lodash.sortedLastIndexOf = sortedLastIndexOf;\n lodash.startCase = startCase;\n lodash.startsWith = startsWith;\n lodash.subtract = subtract;\n lodash.sum = sum;\n lodash.sumBy = sumBy;\n lodash.template = template;\n lodash.times = times;\n lodash.toFinite = toFinite;\n lodash.toInteger = toInteger;\n lodash.toLength = toLength;\n lodash.toLower = toLower;\n lodash.toNumber = toNumber;\n lodash.toSafeInteger = toSafeInteger;\n lodash.toString = toString;\n lodash.toUpper = toUpper;\n lodash.trim = trim;\n lodash.trimEnd = trimEnd;\n lodash.trimStart = trimStart;\n lodash.truncate = truncate;\n lodash.unescape = unescape;\n lodash.uniqueId = uniqueId;\n lodash.upperCase = upperCase;\n lodash.upperFirst = upperFirst;\n\n // Add aliases.\n lodash.each = forEach;\n lodash.eachRight = forEachRight;\n lodash.first = head;\n\n mixin(lodash, (function() {\n var source = {};\n baseForOwn(lodash, function(func, methodName) {\n if (!hasOwnProperty.call(lodash.prototype, methodName)) {\n source[methodName] = func;\n }\n });\n return source;\n }()), { 'chain': false });\n\n /*------------------------------------------------------------------------*/\n\n /**\n * The semantic version number.\n *\n * @static\n * @memberOf _\n * @type {string}\n */\n lodash.VERSION = VERSION;\n\n // Assign default placeholders.\n arrayEach(['bind', 'bindKey', 'curry', 'curryRight', 'partial', 'partialRight'], function(methodName) {\n lodash[methodName].placeholder = lodash;\n });\n\n // Add `LazyWrapper` methods for `_.drop` and `_.take` variants.\n arrayEach(['drop', 'take'], function(methodName, index) {\n LazyWrapper.prototype[methodName] = function(n) {\n n = n === undefined ? 1 : nativeMax(toInteger(n), 0);\n\n var result = (this.__filtered__ && !index)\n ? new LazyWrapper(this)\n : this.clone();\n\n if (result.__filtered__) {\n result.__takeCount__ = nativeMin(n, result.__takeCount__);\n } else {\n result.__views__.push({\n 'size': nativeMin(n, MAX_ARRAY_LENGTH),\n 'type': methodName + (result.__dir__ < 0 ? 'Right' : '')\n });\n }\n return result;\n };\n\n LazyWrapper.prototype[methodName + 'Right'] = function(n) {\n return this.reverse()[methodName](n).reverse();\n };\n });\n\n // Add `LazyWrapper` methods that accept an `iteratee` value.\n arrayEach(['filter', 'map', 'takeWhile'], function(methodName, index) {\n var type = index + 1,\n isFilter = type == LAZY_FILTER_FLAG || type == LAZY_WHILE_FLAG;\n\n LazyWrapper.prototype[methodName] = function(iteratee) {\n var result = this.clone();\n result.__iteratees__.push({\n 'iteratee': getIteratee(iteratee, 3),\n 'type': type\n });\n result.__filtered__ = result.__filtered__ || isFilter;\n return result;\n };\n });\n\n // Add `LazyWrapper` methods for `_.head` and `_.last`.\n arrayEach(['head', 'last'], function(methodName, index) {\n var takeName = 'take' + (index ? 'Right' : '');\n\n LazyWrapper.prototype[methodName] = function() {\n return this[takeName](1).value()[0];\n };\n });\n\n // Add `LazyWrapper` methods for `_.initial` and `_.tail`.\n arrayEach(['initial', 'tail'], function(methodName, index) {\n var dropName = 'drop' + (index ? '' : 'Right');\n\n LazyWrapper.prototype[methodName] = function() {\n return this.__filtered__ ? new LazyWrapper(this) : this[dropName](1);\n };\n });\n\n LazyWrapper.prototype.compact = function() {\n return this.filter(identity);\n };\n\n LazyWrapper.prototype.find = function(predicate) {\n return this.filter(predicate).head();\n };\n\n LazyWrapper.prototype.findLast = function(predicate) {\n return this.reverse().find(predicate);\n };\n\n LazyWrapper.prototype.invokeMap = baseRest(function(path, args) {\n if (typeof path == 'function') {\n return new LazyWrapper(this);\n }\n return this.map(function(value) {\n return baseInvoke(value, path, args);\n });\n });\n\n LazyWrapper.prototype.reject = function(predicate) {\n return this.filter(negate(getIteratee(predicate)));\n };\n\n LazyWrapper.prototype.slice = function(start, end) {\n start = toInteger(start);\n\n var result = this;\n if (result.__filtered__ && (start > 0 || end < 0)) {\n return new LazyWrapper(result);\n }\n if (start < 0) {\n result = result.takeRight(-start);\n } else if (start) {\n result = result.drop(start);\n }\n if (end !== undefined) {\n end = toInteger(end);\n result = end < 0 ? result.dropRight(-end) : result.take(end - start);\n }\n return result;\n };\n\n LazyWrapper.prototype.takeRightWhile = function(predicate) {\n return this.reverse().takeWhile(predicate).reverse();\n };\n\n LazyWrapper.prototype.toArray = function() {\n return this.take(MAX_ARRAY_LENGTH);\n };\n\n // Add `LazyWrapper` methods to `lodash.prototype`.\n baseForOwn(LazyWrapper.prototype, function(func, methodName) {\n var checkIteratee = /^(?:filter|find|map|reject)|While$/.test(methodName),\n isTaker = /^(?:head|last)$/.test(methodName),\n lodashFunc = lodash[isTaker ? ('take' + (methodName == 'last' ? 'Right' : '')) : methodName],\n retUnwrapped = isTaker || /^find/.test(methodName);\n\n if (!lodashFunc) {\n return;\n }\n lodash.prototype[methodName] = function() {\n var value = this.__wrapped__,\n args = isTaker ? [1] : arguments,\n isLazy = value instanceof LazyWrapper,\n iteratee = args[0],\n useLazy = isLazy || isArray(value);\n\n var interceptor = function(value) {\n var result = lodashFunc.apply(lodash, arrayPush([value], args));\n return (isTaker && chainAll) ? result[0] : result;\n };\n\n if (useLazy && checkIteratee && typeof iteratee == 'function' && iteratee.length != 1) {\n // Avoid lazy use if the iteratee has a \"length\" value other than `1`.\n isLazy = useLazy = false;\n }\n var chainAll = this.__chain__,\n isHybrid = !!this.__actions__.length,\n isUnwrapped = retUnwrapped && !chainAll,\n onlyLazy = isLazy && !isHybrid;\n\n if (!retUnwrapped && useLazy) {\n value = onlyLazy ? value : new LazyWrapper(this);\n var result = func.apply(value, args);\n result.__actions__.push({ 'func': thru, 'args': [interceptor], 'thisArg': undefined });\n return new LodashWrapper(result, chainAll);\n }\n if (isUnwrapped && onlyLazy) {\n return func.apply(this, args);\n }\n result = this.thru(interceptor);\n return isUnwrapped ? (isTaker ? result.value()[0] : result.value()) : result;\n };\n });\n\n // Add `Array` methods to `lodash.prototype`.\n arrayEach(['pop', 'push', 'shift', 'sort', 'splice', 'unshift'], function(methodName) {\n var func = arrayProto[methodName],\n chainName = /^(?:push|sort|unshift)$/.test(methodName) ? 'tap' : 'thru',\n retUnwrapped = /^(?:pop|shift)$/.test(methodName);\n\n lodash.prototype[methodName] = function() {\n var args = arguments;\n if (retUnwrapped && !this.__chain__) {\n var value = this.value();\n return func.apply(isArray(value) ? value : [], args);\n }\n return this[chainName](function(value) {\n return func.apply(isArray(value) ? value : [], args);\n });\n };\n });\n\n // Map minified method names to their real names.\n baseForOwn(LazyWrapper.prototype, function(func, methodName) {\n var lodashFunc = lodash[methodName];\n if (lodashFunc) {\n var key = lodashFunc.name + '';\n if (!hasOwnProperty.call(realNames, key)) {\n realNames[key] = [];\n }\n realNames[key].push({ 'name': methodName, 'func': lodashFunc });\n }\n });\n\n realNames[createHybrid(undefined, WRAP_BIND_KEY_FLAG).name] = [{\n 'name': 'wrapper',\n 'func': undefined\n }];\n\n // Add methods to `LazyWrapper`.\n LazyWrapper.prototype.clone = lazyClone;\n LazyWrapper.prototype.reverse = lazyReverse;\n LazyWrapper.prototype.value = lazyValue;\n\n // Add chain sequence methods to the `lodash` wrapper.\n lodash.prototype.at = wrapperAt;\n lodash.prototype.chain = wrapperChain;\n lodash.prototype.commit = wrapperCommit;\n lodash.prototype.next = wrapperNext;\n lodash.prototype.plant = wrapperPlant;\n lodash.prototype.reverse = wrapperReverse;\n lodash.prototype.toJSON = lodash.prototype.valueOf = lodash.prototype.value = wrapperValue;\n\n // Add lazy aliases.\n lodash.prototype.first = lodash.prototype.head;\n\n if (symIterator) {\n lodash.prototype[symIterator] = wrapperToIterator;\n }\n return lodash;\n });\n\n /*--------------------------------------------------------------------------*/\n\n // Export lodash.\n var _ = runInContext();\n\n // Some AMD build optimizers, like r.js, check for condition patterns like:\n if (typeof define == 'function' && typeof define.amd == 'object' && define.amd) {\n // Expose Lodash on the global object to prevent errors when Lodash is\n // loaded by a script tag in the presence of an AMD loader.\n // See http://requirejs.org/docs/errors.html#mismatch for more details.\n // Use `_.noConflict` to remove Lodash from the global object.\n root._ = _;\n\n // Define as an anonymous module so, through path mapping, it can be\n // referenced as the \"underscore\" module.\n define(function() {\n return _;\n });\n }\n // Check for `exports` after `define` in case a build optimizer adds it.\n else if (freeModule) {\n // Export for Node.js.\n (freeModule.exports = _)._ = _;\n // Export for CommonJS support.\n freeExports._ = _;\n }\n else {\n // Export to the global object.\n root._ = _;\n }\n}.call(this));\n"]}