import java.awt.*;
import java.awt.event.*;
import java.applet.Applet;
public class Kukkumine3 extends Applet 
              implements MouseListener, Runnable{
  int[] x=new int[100];  //massiiv 100le arvule.
  int[] y=new int[100];
  int alaServ=300;
  int r=5;
  int samm=1;
  int pallideArv=0;
  public Kukkumine3(){
    addMouseListener(this);
    new Thread(this).start();
  }
  public void paint(Graphics g){
    for(int i=0; i<pallideArv; i++){
      g.drawOval(x[i]-r, y[i]-r, 2*r, 2*r);
    }
  }
  public void run(){
     while(true){
       try{Thread.sleep(100);} catch(Exception viga){}
       for(int i=0; i<pallideArv; i++){
         if(y[i]<alaServ){
           y[i]=y[i]+samm;
         }         
       }
       repaint();
     }
  }
  public void mousePressed(MouseEvent e){
    x[pallideArv]=e.getX();
    y[pallideArv]=e.getY();
    pallideArv++;
  }
  public void mouseReleased(MouseEvent e){}
  public void mouseClicked(MouseEvent e){}
  public void mouseEntered(MouseEvent e){}
  public void mouseExited(MouseEvent e){}

  public static void main(String[] argumendid){
    Frame f=new Frame();
    f.add(new Kukkumine3());
    f.setSize(200, 200);
    f.setVisible(true);
  }
}