无中间变量交接两变量值

class Solution:
    def jiaohuan(self, a, b):
        a = a ^ b
        b = a ^ b
        a = a ^ b
        return a, b

if __name__ == "__main__":
    s = Solution()
    a = 3
    b = 107
    t = s.jiaohuan(a, b)
    for i in range(len(t)):
        print(t[i], end=" ")