#include <bits/stdc++.h>

using namespace std;

int main() {
  ios::sync_with_stdio(false);
  cin.tie(nullptr);
  int N;
  cin >> N;
  vector<int> M(N);
  for (auto&& e : M) {
    cin >> e;
  }
  int res = 0;
  for (const auto& e : M) {
    int m = e;
    for (int i = 2; i * i <= m; i++) {
      int c = 0;
      while (m % i == 0) {
        m /= i;
        c++;
      }
      res ^= c % 2;
    }
    if (m > 1) res ^= 1;
  }
  cout << (res == 0 ? "Bob" : "Alice") << '\n';
  return 0;
}