#include <iostream> #include <utility> using namespace std; // write your code here...... int temp; int swap (int *m, int *n) { temp = *n; *n = *m; *m = temp; return *m, *n; } int main() { int m, n; cin >> m; cin >> n; // write your code here...... swap(&m, &n); cout << m << " " << n << endl; return 0; }