n = int(input())
c = []
for p in range(2, 10000):
    cnt = 0
    while n % p == 0:
        n //= p
        cnt += 1
    if cnt:
        c.append(cnt)
if n > 1:
    c.append(1)

g = 0
for ci in c:
    g ^= ci

print('Alice' if g > 0 else 'Bob')