def isK(a, b, c):
    mi = min(a, b, c)
    ma = max(a, b, c)

    if a == b or a == c or b == c:
        return False

    if b == mi or b == ma:
        return True
    return False


def solve():
    a, b, c = list(map(int, input().split()))

    mi = min(a, b, c)
    ma = max(a, b, c)

    if a == b or a == c or b == c:
        print(0)
        return

    if b == mi or b == ma:
        print('INF')
        return

    ans = 0
    for p in range(1, ma + 1):
        if isK(a % p, b % p, c % p):
            ans += 1

    print(ans)


if __name__ == '__main__':
    solve()