n=int(input())
c=[]
i=2
while i*i<=n:
  if n%i==0:
    c+=[0]
    while n%i==0:
      c[-1]+=1
      n//=i
  i+=1
if n>1:
  c+=[1]
g=0
for v in c:
  g^=v
print(["Bob","Alice"][g>0])