import math
max = input()
max2 = (max-3)/2+1
sieve = [True]*max2
for i in range(int((math.sqrt(max)-3)/2)+1):
  if not sieve[i]: continue
  k = i+i+3
  j = k*(i+1)+i
  while j < max2:
    sieve[j] = False
    j += k

for i in range(max2):
  if sieve[i]: sieve[i]=i+i+3
sieve=[2]+sieve
sieve=[[i,0] for i in sieve if i]
for i in sieve:
    while max%i[0]==0:
        max/=i[0]
        i[1]+=1
print "Alice" if reduce(lambda x,y:x^y,[j for i,j in sieve])>0 else "Bob"