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functionpickingNumbers(a){// Write your code hereconstsortedA=a.slice().sort((a,b)=>a-b);letmaxLength=-1;for(leti=0;i<sortedA.length;i++){constfirstNumber=sortedA[i];letnextIndex=sortedA.lastIndexOf(firstNumber+1);if(nextIndex===-1){nextIndex=sortedA.lastIndexOf(firstNumber);}if(nextIndex!==-1){maxLength=Math.max(maxLength,nextIndex-i+1);}}returnmaxLength;}
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Picking Numbers
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JavaScript