public class CoinGame {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Player jack = new Player();
		Player jill = new Player();
		jill = jack;
		while (jack.heads < 10 & jill.heads < 10){
			jack.flip();
			jill.flip();
		}
		if (jack.heads > jill.heads){
			System.out.println("congratulations Jack");
		}
		else if (jill.heads > jack.heads){
			System.out.println("congratulations Jill");
		}
		else
			System.out.println("tie game");

	}

}
class Player{
	int heads;
	Player(){
		heads = 0;
	}
	public void flip(){
		double x = Math.random();
		if(x > 0.5){
			heads++;
		}
	}
}