N = int(input())
def factoring(N):
	from math import sqrt
	n = N
	dissembly = {}
	search_maxval = sqrt(N) + 1
	i = 2
	while True:
		if N == 1 or i == search_maxval:
			if n == N:
				dissembly[N] = 1
			break

		if N % i == 0:
			if i in dissembly:
				dissembly[i] += 1
			else:
				dissembly[i] = 1

			N /= i

		else:
			i += 1

	return dissembly

m = factoring(N)

nim = 0
for val in m.values():
	nim ^= val

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