import java.awt.*;
import java.awt.event.*;
public class Liigu23 extends Frame implements MouseMotionListener{
  Image pilt;
  Graphics piltg;
  public Liigu23(){
    setSize(300, 300);
    setVisible(true);
    addMouseMotionListener(this);
    addMouseListener(new Liigu23kuular(this));
  }
  public void paint(Graphics g){
    pilt=createImage(getSize().width, getSize().height);
    piltg=pilt.getGraphics();
  }
  public void mouseMoved(MouseEvent e){}
  public void mouseDragged(MouseEvent e){
    Graphics g=this.getGraphics();
    g.drawImage(pilt, 0, 0, this);
    g.drawString("+",e.getX()-100,e.getY()-100);
   
  }
  public static void main(String argumendid[]){
    new Liigu23();
  }
}

class Liigu23kuular extends MouseAdapter{
  Liigu23 peremees;
  public Liigu23kuular(Liigu23 l2){
    peremees=l2;
  }
  public void mouseReleased(MouseEvent e){
    peremees.piltg.drawString("+",e.getX()-100,e.getY()-100);
  }
}