#include "bits/stdc++.h"
using namespace std;

#define REP(i, n) for(int i=0; i<(n); i++)

int N, M;
signed main()
{
    int ans = 0;
    cin >> N;
    REP(i,N) {
        cin >> M;
        int k = 2;
        while(M > 1) {
            int cnt = 0;
            while(M % k == 0) {
                M /= k;
                cnt++;
            }
            ans ^= cnt % 3;
            k++;
        }
    }
    cout << (ans!=0 ? "Alice" : "Bob") << endl;
    return 0;
}