461. 汉明距离 golang

Me

1. 异或取出1的个数
2. 求取异或后1的个数返回

func hammingDistance(x int, y int) int {
	x = x ^ y
	var count = 0
	for x != 0 {
		x = x & (x - 1)
		count++
	}
	return count
}