import java.applet.*;
import java.awt.*;
import java.awt.event.*;

public class ZiehePunkt extends Applet implements MouseMotionListener
{ int xa;
  int ya;
  
  public void init()
  { xa=100;
    ya=100;
    addMouseMotionListener(this);
  }
  public void paint(Graphics g)
  { g.fillOval(xa,ya,3,3);
    g.fillOval(10,10,3,3);
    g.fillOval(200,10,3,3);
    g.drawLine(10,10,xa,ya);
    g.drawLine(200,10,xa,ya);

  }
  public void mouseDragged(MouseEvent e)
  { int x=e.getX();
    int y=e.getY();
    xa=x;
    ya=y;
    repaint();

  }
  public void mouseMoved(MouseEvent e)
  {

  }
}