n=input()
o=[]
t=2
while n!=1:
	if n%t==0:
		n/=t
		o+=[t]
	else:
		t+=(2,1)[t==2]
p=[]
while len(o)>0:
	p+=[o.count(o[0])]
	for _ in[0]*p[-1]:o.remove(o[0])
print["Alice","Bob"][reduce(lambda a,b:a^b,p)==0]