#!/usr/bin/env python3
import time
from collections import defaultdict


def memoize(fn):
    table = {}

    def func(*args):
        if args not in table:
            table[args] = fn(*args)
        return table[args]
    return func


def prime_factorization(n):
    factor = defaultdict(int)
    i = 2
    while i * i <= n:
        while n % i == 0:
            n = n // i
            factor[i] += 1
        i += 1
    if n > 1:
        factor[n] += 1
    return factor


@memoize
def nim(nums):
    if sum(nums) == 0:
        True
    for i in range(len(nums)):
        for j in (1, 2):
            if nums[i] < j:
                continue
            tmp = list(nums)
            tmp[i] -= j
            if nim(tuple(sorted(tmp))):
                return False
    return True

N = int(input())
M = [int(x) for x in input().split()]
init = []
for m in M:
    init.extend(sorted(prime_factorization(m).values()))
init = [x % 3 for x in init]
if nim(tuple(sorted(init))):
    print("Bob")
else:
    print("Alice")