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

#define MAX 10005

int dp[MAX];

int main(){
	int N;
	cin >> N;
	vector<int> A(N);
	for (int i = 0; i < N; i++)
	{
		cin >> A[i];
	}
	dp[1] = 0;
	for (int i = 2; i < MAX; i++)
	{
		int temp = i;
		set<int> s;
		s.insert(dp[0]);
		for (int j = 2; j * j <= temp; j++)
		{
			if (i%j == 0){
				s.insert(dp[j]);
				s.insert(dp[i / j]);
			}
		}
		while (s.count(dp[i])) dp[i]++;
	}
	int ans = 0;
	for (int i = 0; i < N; i++)
	{
		ans ^= dp[A[i]];
	}
	if (ans == 0) cout << "Bob" << endl;
	else cout << "Alice" << endl;
}