from collections import defaultdict
from functools import reduce
from operator import xor

N = int(input())

pf = defaultdict(lambda: 0)
i = 2
while i * i <= N:
	if N % i == 0:
		while N % i == 0:
			pf[i] += 1
			N //= i
	i += 1
if N != 1:
	pf[N] += 1

print('Alice' if reduce(xor, pf.values()) else 'Bob')