N = int(input())
i = 2
num = list()
while N>i:
    # if N%i==0:
    while N%i==0:
        num.append(i)
        N = N//i
    i+=1
if N!=1:
    num.append(N)

num_set = set(num)
num_am = list()
for i in num_set:
    num_am.append(num.count(i))

ans = 0
for i in num_am:
    ans^=i
    # print(ans, i)

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