public class TwoFriends {
	public static void main(String[] args) {
		final Friend alphonse = new Friend("Alphonse");
		final Friend gaston = new Friend("Gaston");
		new Thread(new Runnable() {
			public void run() { alphonse.bow(gaston); }
		}).start();
		new Thread(new Runnable() {
			public void run() { gaston.bow(alphonse); }
		}).start();
	}
}