# coding:utf-8
import math
N=int(raw_input())
pf={}

#試し割り
dividedN = N
for i in range(2, int(math.sqrt(N))+2):
	if dividedN % i == 0: pf[i]=0
	while dividedN % i==0:
		dividedN/=i
		pf[i]+=1

if dividedN != 1: pf[dividedN]=1

pf = pf.values()
xor = pf[0]
for i in range(1, len(pf)):
	xor = xor ^ pf[i]

if xor != 0: print 'Alice'
else: print 'Bob'