#include <iostream>

using namespace std;

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