#include <iostream>
int main()
{
   using std::cout;
   using std::endl;
  
   int a=0, b=0, x=0, y=35;
   cout << "a: " << a << " b: " << b;
   cout << " x: " << x << " y: " << y << endl;
   a = 9;
   b = 7;
   y = x = a+b;
   cout << "a: " << a << " b: " << b;
   cout << " x: " << x << " y: " << y << endl;

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