#include <iostream>

using namespace std;

​

int main()

{

    int a,b,temp;

    cout <<"Enter two values that you wants to swap:";

    cin >> a >> b;

​

    cout << "Before swapping." << endl;

    cout << "a = " << a << ", b = " << b << endl;

​

    temp = a;

    a = b;

    b = temp;

​

    cout << "\nAfter swapping." << endl;

    cout << "a = " << a << ", b = " << b << endl;

​

    return 0;

}