191 - Number of 1 Bits

Details

Key	Value
Link	https://leetcode.com/problems/number-of-1-bits/
Language	Python 3
Runtime	30 ms, faster than 91.85% of Python3 online submissions for Number of 1 Bits
Memory Usage	13.8 MB, less than 95.07% of Python3 online submissions for Number of 1 Bits

Procedure

1. TBD...

Code

class Solution:
    def hammingWeight(self, n: int) -> int:
        number_of_ones = 0
        while n:
            n &= n - 1
            number_of_ones += 1
        return number_of_ones