题解 | #编写函数实现两数交换（指针方式）#（数学方法）
编写函数实现两数交换（指针方式）
https://www.nowcoder.com/practice/380c764bdef64ad696cdfa90bfe85156
#include <iostream>
using namespace std;
// write your code here......
int main() {
int m, n;
cin >> m;
cin >> n;
// write your code here......
int* pm = &m;
int* pn = &n;
*pm = *pm - *pn;
*pn = *pn + *pm;
*pm = *pn - *pm;
cout << m << " " << n << endl;
return 0;
}
查看17道真题和解析