#include<bits/stdc++.h>
#define rep(i, n) for(int i = 0; i < (int)(n); i++)
using namespace std;
typedef long long ll;
int INF = (1LL << 30) - 1;
int MOD = 1e9+7;
main(){
     
    int N;
    cin >> N;
    vector<int> V,M(N);
    rep(i,N)cin >> M[i];
    rep(i,N){
        rep(j,10000){
            if(j <= 1)continue;
            int cnt = 0;
            while(M[i] % j == 0){
                M[i] /= j;
                cnt++;
            }
            V.push_back(cnt);
        }
    }
    int num = 0;
    for(auto i:V)num ^= i % 3;
    if(num)cout << "Alice" << endl;
    else cout << "Bob" << endl;
}