jeremymanning.md

Problem 476: Number Complement

Initial thoughts (stream-of-consciousness)

• This one is trivial-- there are built-in functions that can help

Refining the problem, round 2 thoughts

• We just need to return int(bin(num)[2:].replace('0', 'x').replace('1', '0').replace('x', '1'), 2)

Attempted solution(s)

class Solution:
    def findComplement(self, num: int) -> int:
        return int(bin(num)[2:].replace('0', 'x').replace('1', '0').replace('x', '1'), 2)

• Given test cases pass
• Submitting...

Solved!