1342. Number of Steps to Reduce a Number to Zero

https://leetcode.com/problems/number-of-steps-to-reduce-a-number-to-zero/

Python

class Solution:
    def numberOfSteps(self, num: int) -> int:
        steps = 0
        while num:
            steps += 1
            if num % 2 == 0:
                num >>= 1
            else:
                num -= 1
        return steps