// Return the sum of 4 numbers
#include <iostream>
using namespace std;

short sum8(short n1, short n2, short n3, short n4);

int main()
{
    short sh = 10;
    cout << sum8(1,2,3,4) << endl;
    cout << sum8(sh,sh,sh,sh) << endl;
}

short sum8(short n1, short n2, short n3, short n4)
{
    return n1 + n2 + n3 + n4;
}