n = int(input())
xor_sum = 0
i = 2
while i * i <= n:
    if n % i == 0:
        exponent = 0
        while n % i == 0:
            n //= i
            exponent += 1
        xor_sum ^= exponent
    i += 1
if n > 1:
    xor_sum ^= 1
print("Alice" if xor_sum != 0 else "Bob")