#include<iostream>
#include<vector>
#include<cmath>

using namespace std;

int main(){
	int n, ans = 0;
	cin >> n;
	vector<int> m(n);
	for(auto&& i : m){
		cin >> i;
	}
	int win = 0;
	for(auto&& i : m){
		int t = (int)sqrt(i);
		for(int j = 2; j <= t; j++){
			int cnt = 0;
			while(i % j == 0){
				i /= j;
				cnt++;
			}
			win ^= (cnt % 3);
		}
	}
	if(win){
		cout << "Alice" << endl;
	}else{
		cout << "Bob" << endl;
	}
	return 0;
}