题解 | #编写函数实现两数交换（指针方式）#

#include using namespace std;

// write your code here...... void swp(int *a,int *b);

int main() {

int m, n;
cin >> m;
cin >> n;
swp(&m,&n);

cout << m << " " << n << endl;

return 0;

}

void swp(int *a ,int *b){ int c=0;; c=*a; *a=*b; *b=c; }