import math
def pff(m):
    pf = {}
    for i in range(2, int(m ** 0.5) + 1):
        while m % i == 0:
            pf[i] = pf.get(i, 0) + 1
            m //= i
    if m > 1: pf[m] = 1
    return pf
############################
import sys
def I(): return int(sys.stdin.readline())
def LI(): return list(map(int,sys.stdin.readline().split()))

N =I()
M = LI()
judge = int(0)
grundy = [0]*N
T = []

for i in range(N):
    game = pff(M[i])
    for j in game.values():
        T.append(j)

#print(T)
for i in T:
    judge ^= (i%3)

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