#!/usr/bin/env python3
# from typing import *

import sys
import io
import math
import collections
import decimal
import itertools
import bisect
import heapq


def input():
    return sys.stdin.readline()[:-1]


# sys.setrecursionlimit(1000000)

# _INPUT = """# paste here...
# """
# sys.stdin = io.StringIO(_INPUT)


def factorize(N):
    i = 2
    ans = dict()
    n = N
    while i * i <= N:
        while n % i == 0:
            n = n // i
            if i in ans:
                ans[i] += 1
            else:
                ans[i] = 1
        i += 1
    if n != 1:
        ans[n] = 1
    return list(ans.items())

N = int(input())
fac = factorize(N)

g = 0
for p, e in fac:
    g ^= e

if g == 0:
    print('Bob')
else:
    print('Alice')