#!/usr/bin/env python3
# -*- coding: utf-8 -*-

def solve(n, num):
    x = 0
    for i in num:
        if n < i * i:
            break

        cnt = 0
        while n % i == 0:
            n = n // i
            #d.append(i)
            #d_set.add(i)
            cnt += 1
        x ^= cnt

    if n > 1:
        x ^= 1

    if x == 0:
        return False
    else:
        return True

M = 10000
table = [True] * (M + 1)
num = []

for i in range(2, M + 1):
    if not table[i]:
        continue
    k = i + i
    while k < M + 1:
        table[k] = False
        k += i

    num.append(i)

n = int(input())
if solve(n, num):
    print("Alice")
else:
    print("Bob")