from collections import defaultdict

N = int(input())
factor = defaultdict(int)

while N & 1 == 0:
    factor[2] += 1
    N >>= 1

a = 3

while a * a <= N:
    while N % a == 0:
        factor[a] += 1
        N //= a
    a += 2

if N != 1 : factor[N] += 1

ans = 0

for k in factor:
    ans ^= factor[k]

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