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

int main() {
	int N; cin >> N;
	
	vector<int> cnts;
	for (int i = 0; i < N; i++) {
		int M; cin >> M;
		for (int j = 2; j*j <= M; j++) {
			int cnt = 0;
			while (M%j == 0) {
				cnt++;
				M /= j;
			}
			cnts.push_back(cnt);
		}
		if (M > 1) cnts.push_back(1);
	}
	
	int val = 0;
	for (int i = 0; i < cnts.size(); i++) {
		val ^= cnts[i]%3;
	}

	if (val) {
		cout << "Alice" << endl;
	} else {
		cout << "Bob" << endl;
	}
	return (0);
}