public class Punto {
   private double x, y;
   public Punto(double laX, double laY) {	
      x = laX;
      y = laY;
   }
   public Punto mover(double dx, double dy) {
      return new Punto(x+dx, y+dy);
   }
   public String toString() {
      return "(" + x + "," + y + ")";
   }
}