import graphics.*;
public class Q2
{
public static void main(String[] args)
{
Window w = new Window(500,500);
Circle c = new Circle(250, 250, 200);
Circle c2 = new Circle(250, 250, 180);
w.draw(c);
w.draw(c2);
w.fill(c);
w.clear(c2);
Circle d = new Circle(250, 250, 160);
Circle d2 = new Circle(250, 250, 140);
w.draw(d);
w.draw(d2);
w.fill(d);
w.clear(d2);
Circle e = new Circle(250, 250, 120);
Circle e2 = new Circle(250, 250, 100);
w.draw(e);
w.draw(e2);
w.fill(e);
w.clear(e2);
Circle f = new Circle(250, 250, 80);
Circle f2 = new Circle(250, 250, 60);
w.draw(f);
w.draw(f2);
w.fill(f);
w.clear(f2);
Circle g = new Circle(250, 250, 40);
Circle g2 = new Circle(250, 250, 20);
w.draw(g);
w.draw(g2);
w.fill(g);
w.clear(g2);
}
}