#include<bits/stdc++.h>
#define rep(i,n,m) for(int i = (n); i <(m); i++)
#define rrep(i,n,m) for(int i = (n) - 1; i >=(m); i--)
using namespace std;
using ll = long long;

int main()
{
    int n;
    cin >> n;
    int ans = 0;
    rep(i, 0, n)
    {
        int m;
        cin >> m;

        rep(j, 2, m + 1)
        {
            int cnt = 0;
            while (m % j == 0)
            {
                m /= j;
                ++cnt;
            }
            ans ^= cnt;
        }
    }

    if (ans == 0)
        cout << "Bob" << endl;
    else
        cout << "Alice" << endl;
    return 0;
}