def is_kadom(a,b,c):
    if not (a != b and a != c and b != c):
        return False
    if max(a,b,c) == b or min(a,b,c) == b:
        return True
    return False


a, b, c = map(int, input().strip().split(" "))

if is_kadom(a,b,c):
    print("INF")
else:
    count = 0
    for i in range(1, max(a,b,c)+1):
        if is_kadom(a%i, b%i, c%i):
            count += 1
    print(count)