import java.applet.Applet;
import java.awt.*;
import java.awt.event.*;
public class Hiirekuular extends Applet implements MouseListener{
int X,Y;
public void init(){
 

   addMouseListener(this);
  }
  
  public void mousePressed(MouseEvent e){
    Graphics g=getGraphics();
   // g.setColor(Color.white);
  //  g.fillRect(e.getX()-15, e.getY()-15, 30, 30);
    g.setColor(Color.black);
    g.drawOval(e.getX()-15, e.getY()-15, 30, 30);
  X=e.getX();Y=e.getY();

  }
  public void mouseReleased(MouseEvent e){
    Graphics g=getGraphics();
    g.setColor(Color.blue);
    g.drawOval(e.getX()-5, e.getY()-5, 10, 10);    
  g.setColor(Color.white);
  g.drawOval(X-15,Y-15, 30, 30);
 
     }
  public void mouseExited(MouseEvent e){
    Graphics g=getGraphics();
    g.setColor(Color.white);
    g.fillRect(0, 0, getSize().width, getSize().height);
  }
  public void mouseEntered(MouseEvent e){}
  public void mouseClicked(MouseEvent e){}
}