# coding:UTF-8
import sys

MOD = 10 ** 9 + 7
INF = float('inf')

def factorization(n):
    arr = []
    temp = n
    for i in range(2, int(-(-n**0.5//1))+1):
        if temp%i==0:
            cnt=0
            while temp%i==0:
                cnt+=1
                temp //= i
            arr.append([i, cnt])

    if temp!=1:
        arr.append([temp, 1])

    # if arr==[]:
    #     arr.append([n, 1])

    return arr


N = int(input())    # 数字
nums = factorization(N)

c = 0
for n, k in nums:
    c ^= k

if c != 0:
    print("Alice")
else:
    print("Bob")