from collections import defaultdict
N = int(input())
so = defaultdict(int)
x = 2
while N > 1:
    while N%x==0:
        N //= x
        so[x] += 1
    x += 1

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

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