using System;

public class Application{

  public static void Main(){
    Point p1 = new Point(1.0, 2.0);

    p1.Move(3.0, 4.0);     // p1 has moved to (4.0, 6.0)
    p1.Move(5.0, 6.0);     // p1 has moved to (9.0, 12.0)

    Console.WriteLine("{0}", p1);
  }

}