import collections
txt = input()
c = collections.Counter(list(txt.split()))
values, counts = zip(*c.most_common())
result = "NO HAND"
if counts[0] == 3 and counts[1] == 2:
    result = "FULL HOUSE"
elif counts[0] == 3 and counts[1] != 2:
    result = "THREE CARD"
elif counts[0] == 2 and counts[1] == 2:
    result = "TWO PAIR"
elif counts[0] == 2 and counts[1] != 2:
    result = "ONE PAIR"
print(result)