// Program 12.5: Bullseye
import java.applet.Applet;
import java.awt.Graphics;
import java.awt.Color;


public class Bullseye extends Applet {

  public void paint(Graphics g) {
    
    int RectLeft, RectTop, RectHeight, RectWidth;
    int AppletHeight = size().height;
    int AppletWidth = size().width;

	for (int i=8; i >= 0; i--) {
      if ((i % 2) == 0) g.setColor(Color.red);
      else g.setColor(Color.white);
      RectHeight = AppletHeight*i/8;
      RectWidth = AppletWidth*i/8;
      RectLeft = AppletWidth/2 - i*AppletWidth/16;
      RectTop = AppletHeight/2 - i*AppletHeight/16;
      g.fillOval(RectLeft, RectTop, RectWidth, RectHeight);
    }
    
  }

}