#include <iostream>

using namespace std;

int main()
{
    int x, y;
    cout << "Enter two values and I will add and subtract" << endl;
    cin >> x >> y;

    sumDifference(x, y)
    return 0;
}
void sumDifference(int a, int b)
{
    return a + b;
    return a - b;
}