#include <bits/stdc++.h>

#define REP(i, x, n) for(int i = x; i < (int)(n); i++)
#define rep(i, n) REP(i, 0, n)
#define all(x) (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()
#define F first
#define S second
#define mp make_pair

using namespace std;

typedef long long ll;
typedef unsigned long long ull;
typedef pair<int, int> P;

int main() {
  int N, M;
  cin >> N;
  int ans = 0;
  rep(i, N) {
    cin >> M;
    for(int j = 2; j * j <= M; j++) {
      if(M % j) continue;
      int cnt = 0;
      while(M % j == 0) {
        M /= j;
        cnt++;
      }
      ans ^= (cnt % 3);
    }
    if(M != 1) ans ^= 1;
  }
  cout << (ans != 0 ? "Alice" : "Bob") << endl;
  return 0;
}