silvana1303

process odd positions

Apr 7th, 2021
271
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  1. function  solve(arr1){
  2.  
  3.     let arr2 = [];
  4.  
  5.     for (const index in arr1) {
  6.         if (index % 2 == 1){
  7.             arr2.push(arr1[index] * 2);
  8.         }
  9.     }
  10.  
  11.     arr2.reverse();
  12.  
  13.     console.log(arr2.join(' '));
  14. }
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