import sys

input = sys.stdin.readline

n = int(input())
xor = 0
for i in range(2, int(n**0.5) + 1):
    tmp = 0
    while n % i == 0:
        n //= i
        tmp += 1

    xor ^= tmp

if n > 1:
    xor ^= 1

print("Alice" if xor != 0 else "Bob")