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Commit048ed97

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1 parent7401b3e commit048ed97

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/**
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*@param {number[]} nums
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*@param {number} k
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*@return {number[]}
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*/
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vartopKFrequent=function(nums,k){
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letmap=newMap();
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letres=[];
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letbucket=Array.from({length:nums.length+1},()=>[]);// to create unique arrays
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// storing frequency of numbers in a map
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for(letnofnums){
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map.set(n,(map.has(n) ?1+map.get(n) :1))
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}
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// Poppulate the bucket with numbers in frequency
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// as the index of the bucket
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for(const[key,value]ofmap.entries()){
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bucket[value].push(key);
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}
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for(leti=bucket.length-1;i>=0;i--){
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if(bucket[i].length>0){
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for(letnofbucket[i]){
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res.push(n);
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if(res.length===k)
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returnres;
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}
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}
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}
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};

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