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1. A pretty awkward linked listA pretty awkward linked list

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   constNode=(function(){

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   const_value=newWeakMap();

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   function_Node(value){

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   _value.set(this,value);

2. Fizzbuzz Without If JavaScriptFizzbuzz Without If JavaScript

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   functionreplacer(arr,num,replace){

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   for(leti=num-1;i<arr.length;i+=num){

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   arr[i]=replace;

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   }

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   }

3. Implementation of Abstract Equality ...Implementation of Abstract Equality Comparison

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   functiongetMethod(value,property){

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   if(typeofproperty==='string'||typeofproperty==='symbol'){

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   constfunc=value[property]

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   if(func===null||func===undefined){

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   returnundefined;