[Algorithm] 21 week(6.6 ~ 6.12) 1/3

283. Move Zeroes

var moveZeroes = function(nums) {
  let idx = 0;
  for (let i = 0; i < nums.length; i++) {
    if (nums[i] !== 0) {
      nums[idx] = nums[i];
      nums[i] = idx === i ? nums[i] : 0;
      idx++;
    }
  }

  return nums;
};