from collections import Counter
a = map(int, raw_input().split())
c = Counter(a).most_common()
n = len(c)
if n == 2 and c[0][1] == 3:
    print "FULL HOUSE"
elif n == 4:
    print "ONE PAIR"
elif n == 3:
    if c[0][1] == 3:
        print "THREE CARD"
    elif c[0][1] == 2:
        print "TWO PAIR"
else:
    print "NO HAND"