from math import sqrt
def PrimeFactorization(N):
    ret = {}
    for i in range(2,int(sqrt(N))+1):
        if N % i == 0:
            ret[i] = 0
            while N % i == 0:
                ret[i] += 1
                N //= i
    if N > 1:
        ret[N] = 1
    return ret

N = int(input())
P = PrimeFactorization(N)
Nim = 0
for Grundy in P.values():
    Nim ^= Grundy
if Nim:
    print('Alice')
else:
    print('Bob')