n = int(input())
A = []
cnt = 0
while n % 2 == 0:
    cnt += 1
    n //= 2
if cnt > 0:
    A.append(cnt)

f = 3
while f * f <= n:
    cnt = 0
    while n % f == 0:
        cnt += 1
        n //= f
    if cnt > 0:
        A.append(cnt)
    f += 2
if n != 1:
    A.append(1)

num = 0
for ele in A:
    num ^= ele

if num == 0:
    print("Bob")
else:
    print("Alice")