LeetCode: Number Of Steps To Reduce A Number To Zero Solution

1/**
2 * @param {number} num
3 * @return {number}
4 */
5var numberOfSteps = function (num) {
6 let count = 0
7 while (num) {
8 count++
9 if (num % 2 === 0) {
10 num /= 2
11 } else {
12 num--
13 }
14 }
15 return count
16}

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leetcode

bit manipulation

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