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

public class Lift extends Applet implements ActionListener{
	int lift1=(int) (9*Math.random())+1;
	int lift2=(int) (9*Math.random())+1;
	
	Button nupp1 = new Button("1");
	Button nupp2 = new Button("2");
	Button nupp3 = new Button("3");
	Button nupp4 = new Button("4");
	Button nupp5 = new Button("5");
	Button nupp6 = new Button("6");
	Button nupp7 = new Button("7");
	Button nupp8 = new Button("8");
	Button nupp9 = new Button("9");

	public Lift(){

		Panel nupupaneel = new Panel(new GridLayout(9, 1));
		nupupaneel.add(nupp9);
		nupupaneel.add(nupp8);
		nupupaneel.add(nupp7);
		nupupaneel.add(nupp6);
		nupupaneel.add(nupp5);
		nupupaneel.add(nupp4);
		nupupaneel.add(nupp3);
		nupupaneel.add(nupp2);
		nupupaneel.add(nupp1);
		nupp1.addActionListener(this);
		nupp2.addActionListener(this);
		nupp3.addActionListener(this);
		nupp4.addActionListener(this);
		nupp5.addActionListener(this);
		nupp6.addActionListener(this);
		nupp7.addActionListener(this);
		nupp8.addActionListener(this);
		nupp9.addActionListener(this);

		setLayout(new BorderLayout());
		add(nupupaneel, BorderLayout.EAST);
	}

	public void paint(Graphics g){
		for (int nr=0; nr<=360; nr=nr+40){
			g.drawRect(0, nr-40, 20, nr);
		}
		for (int nr=0; nr<=360; nr=nr+40){
			g.drawRect(20, nr-40, 20, nr);
		}
		
		g.fillRect(0,(9-lift1)*40, 20, 40);
		g.fillRect(20,(9-lift2)*40, 20, 40);
	}

	public void actionPerformed(ActionEvent e){
		if(e.getSource() == nupp9)
			Kutsu(9);
		if(e.getSource() == nupp8)
			Kutsu(8);
		if(e.getSource() == nupp7)
			Kutsu(7);
		if(e.getSource() == nupp6)
			Kutsu(6);
		if(e.getSource() == nupp5)
			Kutsu(5);
		if(e.getSource() == nupp4)
			Kutsu(4);
		if(e.getSource() == nupp3)
			Kutsu(3);
		if(e.getSource() == nupp2)
			Kutsu(2);
		if(e.getSource() == nupp1)
			Kutsu(1);
	}

public void Kutsu(int korrus)
	{
		if(Math.abs(lift2-korrus)<Math.abs(lift1-korrus)){
			lift2 = korrus;
		}else{
			lift1 = korrus;
		}
		repaint();		
	}
	public static void main(String argumendid[])
	{
		Frame f = new Frame("Lift");
		f.setSize(40,390);
		f.add(new Lift());
		f.setVisible(true);
	}

}