def determine_role(hand_counts):
    if len(hand_counts) == 2:
        if hand_counts[0] == 2 and hand_counts[1] == 3:
            return "FULL HOUSE"
        else:
            return "TWO PAIR"
    elif len(hand_counts) == 1:
        if hand_counts[0] == 3:
            return "THREE CARD"
        elif hand_counts[0] == 2:
            return "ONE PAIR"
        else:
            return "NO HAND"
    else:
        return "NO HAND"


def main():
    cards = sorted(list(map(int, input().split())))
    hand = list(set(cards))
    hand_counts = [cards.count(role) for role in hand]
    hand_counts = sorted([pair_card for pair_card in hand_counts if pair_card != 1])

    result = determine_role(hand_counts)
    print(result)


if __name__ == "__main__":
    main()