N=int(input())
D={}
for i in range(2,10**5):
    while N%i==0:
        if i not in D:
            D[i]=1
            N//=i
        else:
            D[i]+=1
            N//=i
if N>1:
    D[N]=1
#print(D)
X=0
for i in D.values():
    X^=i
if X==0:
    print("Bob")
else:
    print("Alice")