def valid(a, b, c):
    return len(set([a, b, c])) == 3 and \
        (min(a, b, c) == b or max(a, b, c) == b)


a, b, c = map(int, input().split())
if (valid(a, b, c)):
    print("INF")
else:
    ans = 0
    for i in range(2, max(a, b, c) + 1):
        if (valid(a % i, b % i, c % i)):
            ans += 1
    print(ans)