#include <iostream>

using namespace std;

void changeit(int & number1, int num);

int main()
{
   int x;
   int y;
   x = 5;
   y = 12;

   cout << "main says x = " << x << endl;
   cout << "main says y = " << y << endl;

   changeit(x, y);

   cout << "main says x = " << x << endl;
   cout << "main says y = " << y << endl;

   return 0;
}

void changeit(int & number, int num)
{
   number = number + 1;
   num = num + 8;
   cout << "changeit says number = " << number << endl;
   cout << "changeit says num = " << num << endl;
}