/* -*- coding: utf-8 -*-
 *
 * 103.cc: No.103 素因数ゲーム リターンズ - yukicoder
 */

#include<cstdio>
#include<cstdlib>
#include<cstring>
#include<cmath>
#include<iostream>
#include<string>
#include<vector>
#include<map>
#include<set>
#include<stack>
#include<list>
#include<queue>
#include<deque>
#include<algorithm>
#include<numeric>
#include<utility>
#include<complex>
#include<functional>
 
using namespace std;

/* constant */

const int MAX_N = 100;
const int MAX_P = 10000;
const int MAX_F = 14; // 2^14 = 16384 > 10000

const int INF = 1 << 30;

/* typedef */

typedef vector<int> vi;
typedef pair<int,int> pii;
typedef vector<pii> vpii;

/* global variables */

bool primes[MAX_P + 1];
int ms[MAX_N], gndys[MAX_F + 1];

/* subroutines */

void gen_primes(int maxp, vi &pnums) {
  memset(primes, true, sizeof(primes));
  primes[0] = primes[1] = false;

  int p;
  for (p = 2; p * p <= maxp; p++)
    if (primes[p]) {
      pnums.push_back(p);
      for (int q = p * p; q <= maxp; q += p) primes[q] = false;
    }
  for (; p <= maxp; p++)
    if (primes[p]) pnums.push_back(p);
}

bool prime_decomp(int n, vi &pnums, vpii& pds) {
  pds.clear();

  int pn = pnums.size();
  for (int i = 0; i < pn; i++) {
    int pi = pnums[i];
    if (pi * pi > n) {
      if (n > 1) pds.push_back(pii(n, 1));
      return true;
    }

    if (n % pi == 0) {
      int fi = 0;
      while (n % pi == 0) n /= pi, fi++;
      pds.push_back(pii(pi, fi));
    }
  }
  return false;
}

/* main */

int main() {
  vi pnums;
  gen_primes(MAX_P, pnums);

  gndys[0] = 0;
  gndys[1] = 1;
  for (int i = 2; i <= MAX_F; i++) {
    bool used[3] = {0};
    used[gndys[i - 2]] = used[gndys[i - 1]] = true;
    for (int j = 0; j < 3; j++)
      if (! used[j]) {
	gndys[i] = j;
	break;
      }
  }
  
  int n;
  cin >> n;

  vi fs;
  for (int i = 0; i < n; i++) {
    int mi;
    cin >> mi;

    vpii pds;
    prime_decomp(mi, pnums, pds);
    for (int j = 0; j < pds.size(); j++)
      fs.push_back(pds[j].second);
  }

  int fn = fs.size(), nim = 0;
  for (int i = 0; i < fn; i++) nim ^= gndys[fs[i]];

  //for (int i = 0; i < fn; i++) printf("%d ", fs[i]); putchar('\n');
  //for (int i = 0; i < fn; i++) printf("%d ", gndys[fs[i]]); putchar('\n');
  //printf("nim=%d\n", nim);

  cout << ((nim != 0) ? "Alice" : "Bob") << endl;
  return 0;
}