题解 | 编写函数实现两数交换(指针方式)
#include <iostream> using namespace std; // write your code here...... void swap(int &p,int &q) { int temp=p; p=q; q=temp; } int main() { int m, n; cin >> m; cin >> n; // write your code here...... swap(m,n); cout << m << " " << n << endl; return 0; }