def main():
    A = tuple(map(int, input().split()))

    if any((A[0] == A[1], A[1] == A[2], A[2] == A[0])):
        print(0)
    elif kadomatsu(A):
        print('INF')
    else:
        cnt = 0
        for p in range(1, max(A) + 1):
            a1, a2, a3 = A[0] % p, A[1] % p, A[2] % p
            cnt += kadomatsu((a1, a2, a3))
        print(cnt)

def kadomatsu(n):
    if all((n[0] != n[1], n[1] != n[2], n[2] != n[0])):
        if n[1] in {max(n), min(n)}:
            return 1
    return 0

main()