import awb.*;
import java.awt.*;
import java.awt.event.*;

public class FourthArray extends java.applet.Applet
				 implements ActionListener
{
    int A[], i;
    IntField iF, valueF;
    Button b1;
    public void init()
    {
	b1 = new Button("Next value");
	b1.addActionListener(this);
	iF = new IntField(20);
	iF.setLabel("i");
	valueF = new IntField(20);
	valueF.setLabel("table value");
	add(b1);
	add(iF);
	add(valueF);
	A = new int[4];
	i = 0;
	while (i < 4)
	{
	    A[i] = 10 + i;
	    i = i + 1;
	}
	i = 0;
    }
    public void actionPerformed(ActionEvent event)
    {	
	Object cause = event.getSource();
	if (cause == b1)
	{
	    iF.setInt(i);
	    valueF.setInt(A[i]);
	    if (i < 3)
	        {i = i + 1;}
	    else
	        {i = 0;}
	}
    }
}