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

public class Joonis4 extends Applet 
             implements ActionListener{
  int nr=3;
  TextField tf=new TextField(String.valueOf(nr));
  public Joonis4(){
    add(tf);
    tf.addActionListener(this);
  }
  public void paint(Graphics g){
    for(int i=0; i<nr; i++){
      g.drawOval(50*i, 100, 10, 10);
    }
  }
  public void actionPerformed(ActionEvent e){
    nr=Integer.parseInt(tf.getText());
    repaint();
  }
  public static void main(String[] argumendid){
    Frame f=new Frame("Joonistus");
    f.add(new Joonis4());
    f.setSize(300, 200);
    f.setVisible(true);
  }
}