#include <iostream>
void myFunc(unsigned short int x);
int main()
{
    unsigned short int x, y;
    y = myFunc(int);
    std::cout << "x: " << x << " y: " << y << "\n";

    system("PAUSE");  // prevent the console window from closing
    return 0;
}

void myFunc(unsigned short int x)
{
    return (4*x);
}