python/C++课程/第十四课位运算训练精讲/异或交换两个数_加法.cpp

#include<bits/stdc++.h>
using namespace std;

int main()
{
    int a = 5, b = 5;
    printf("a=%d b=%d\n", a, b);
    a = a ^ b;
    b = a ^ b;
    a = a ^ b;
    printf("a=%d b=%d\n", a, b);
}