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

int main() {
    int t;
    cin >> t;
    while (t--) {
        int N;
        cin >> N;
        int x = 0,f = 0;
        for(int i = 0; i < N; i++) {
            int A;
            cin >> A;
            x ^= A-1;
        }
        if(N%2 || (x != 0 && f)) {
            cout << "Alice" << endl;
        }
        else {
            cout << "Bob" << endl;
        }
    }
}