import java.awt.*;
import java.awt.event.*;
import java.applet.*;
public class pendel extends Applet implements MouseMotionListener{
  public pendel(){
    setSize(150, 150);
    setVisible(true);
    addMouseMotionListener(this);
   }
   public void mouseMoved(MouseEvent e){}
   public void mouseDragged(MouseEvent e){
     Graphics g=this.getGraphics();
     g.setColor(Color.green);
     g.fillRect(0, 0, getSize().width, getSize().height);
     g.setColor(Color.black);
     g.fillOval(e.getX(), e.getY(), 50, 50);
     g.drawLine(e.getX()+25, e.getY(), 250, 50);
   }
   public static void main(String argumendid[]){
     new pendel();
   }
 }