import math
n = int(input())
ans = 0

for i in range(2, int(math.sqrt(n)) + 1):
    if n % i == 0:
        count = 0
        while n % i == 0:
            n //= i
            count += 1

        ans ^= count

if n != 1:
    ans ^= 1

if ans == 0:
    print("Bob")
else:
    print("Alice")