92. Number of 1 Bits

https://leetcode.com/problems/number-of-1-bits/description/

Number of 1 Bits - LeetCode

2진수로 변환한 후 자릿수 1이 몇 개인지 세는 문제

class Solution:
    def hammingWeight(self, n: int) -> int:
        number = str(bin(n))
        count = 0
        for i in number:
            if i == '1':
                count = count + 1
        return count

int(n, 2)와 bin(n)을 헷갈렸다