// Lab32bst.java
// The student version of the Lab32b assignment.


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

public class Lab32bst
{
    public static void main(String args[])
    {
        GfxApp gfx = new GfxApp();
        gfx.setSize(1000,750);
        gfx.addWindowListener(new WindowAdapter() {public void
        windowClosing(WindowEvent e) {System.exit(0);}});
        gfx.show();
    }
}

class GfxApp extends Frame
{

    public void paint (Graphics g)
    {
        drawSquare1(g,1024,768);
    }

    public void drawSquare1(Graphics g, int maxX, int maxY)
    {
        if(maxX==1024)
        {

        g.fillRect((maxX/2)-maxX/8,(maxY/2)-maxY/8,maxX/4,maxY/4);
        maxX=maxX/2;
        maxY=maxY/2;
        drawSquare1(g,maxX,maxY);

        }

        else if (maxX>=1 && maxY>=1)
        {
                g.fillRect((maxX/2)-maxX/8,(maxY/2)-maxY/8,maxX/2,maxY/2);
                maxX=maxX/2;
                maxY=maxY/2;
                drawSquare1(g,maxX,maxY);


        }
    }

    private void delay(double n)
    {
        for (double k = 1; k < n; k+=0.001);
    }
}