class Coin {
	public final int HEADS = 0;

        Coin quarter = new Coin();
        Coin dime = new Coin();
        Coin nickel = new Coin();

	private static int face;
	private static int coin;

	public static void flip() {
            coin = (int) (Math.random() * 3);
            face = (int) (Math.random() * 2);
	}

	public String toString() {
		String sideUp;
		if (face == HEADS) {
			sideUp = "Heads";
		} else {
			sideUp = "Tails";
		}
		return sideUp;
	}