#include <iostream>
#include <string>
#include <cmath>

using namespace std;

// Declare the function prototype: -- gerjo
void RandomXandY( int* newX, int* newY );

int main( )
{
    int x = 0;
    int y = 0;

    cout << "before : " << endl;
    cout << "x = " << x << endl << "y = " << y << endl;

    cout << endl << "after : " << endl;
    RandomXandY( & x, & y );

    cout << "x = " << x << endl << "y = " << y << endl;
}

// Implement the prototype: -- gerjo
void RandomXandY( int* newX, int* newY )
{
    *newX = rand( ) % 802;
    *newY = rand( ) % 602;
}