N = int(input())

dat = [0] * 10 ** 4
i = 2
ans = 0
while i * i <= N:
    if dat[i] == 0:
        for j in range(i * 2,10 ** 4,i):
            dat[j] = 1
        count = 0
        while N % i == 0:
            count += 1
            N //= i
        ans ^= count
    i += 1
if N != 1:
    ans ^= 1
print('Bob' if ans == 0 else 'Alice')