import java.awt.*;
import java.awt.event.*;
import java.applet.Applet;
public class Animatsioonid extends Applet implements Runnable{
 int x=100;
 int y=100;

public Animatsioonid(){
    new Thread(this).start();
  }

  public void paint(Graphics g){
    g.drawOval(x, y, 10, 10);
  }
 
 public void run(){
    while(true){     
      try{Thread.sleep(30);} catch(Exception viga){}

     if(x<=150 && y==100){x=x+1;}
     if(y<=150 && x==150){y=y+1;}
     if(x>=100 && y==150){x=x-1;}
     if(y>=100 && x==100){y=y-1;}
         
  
 repaint();
   
    }

  }

  public static void main(String[] argumendid){
    Frame f=new Frame();
    f.add(new Animatsioonid());
    f.setSize(500, 500);
    f.setVisible(true);
  }
}