leetcode/solution/0400-0499/0476.Number Complement/Solution.py

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class Solution:
    def findComplement(self, num: int) -> int:
        return num ^ ((1 << num.bit_length()) - 1)
	`class Solution:`
	`def findComplement(self, num: int) -> int:`
	`return num ^ ((1 << num.bit_length()) - 1)`