import java.applet.Applet;
import java.awt.*;
import java.awt.event.*;
public class SisemiseKlassigaRakend extends Applet{
  class SisemineKlass extends MouseAdapter{
    public void mousePressed(MouseEvent e){
      SisemiseKlassigaRakend.this.getGraphics().
        drawRect(e.getX(), e.getY(), 10, 10);
    }
  }

  public void init(){
   addMouseListener(new SisemineKlass());
  }
}