from collections import defaultdict
N = int(input())
so = defaultdict(int)
m = N
for x in range(2, int(N**0.5)+1):
    while m%x==0:
        so[x] += 1
        m //= x

f = 0
for v in so.values():
    f ^= v

if f:
    print("Alice")
else:
    print("Bob")