import java.util.*;


public class Main_yukicoder103 {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        int n = sc.nextInt();

        int ret = 0;
        for (int i = 0; i < n; i++) {
        	int m = sc.nextInt();
        	int tmp = m;
        	for (int j = 2; j * j <= m; j++) {
        		int cnt = 0;
        		while (tmp % j == 0) {
        			cnt++;
        			tmp /= j;
        		}

        		ret ^= cnt % 3;
        	}
        	if (tmp != 1) {
        		ret ^= 1;
        	}
        }

        if (ret != 0) {
        	System.out.println("Alice");
        } else {
        	System.out.println("Bob");
        }

        sc.close();
    }
}