How to rearrange an array by indices array?

Question

Given an array arr and an array of indices ind, I\'d like to rearrange arr in-place to satisfy the given indices. For exa

Answer 1

Try this:

var result = new Array(5);
for (int i = 0; i < result.length; i++) {
    result[i] = arr[ind[i]];
}
console.log(arr);