#include <bits/stdc++.h>
using namespace std;
 
int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
 
    int T;
    cin >> T;
    while (T--) {
        int N;
        cin >> N;
        vector<int> A(N);
        for (int i = 0; i < N; i++) cin >> A[i];
 
        // 각 비트별 등장 횟수
        vector<int> cnt(31, 0);
        for (int x : A)
            for (int b = 0; b < 31; b++)
                if (x >> b & 1)
                    cnt[b]++;
 
        // 가장 높은 비트에서 홀수 개의 1이 존재하는지 확인
        bool alice = false;
        for (int b = 30; b >= 0; b--) {
            if (cnt[b] % 2 == 1) {
                // 이 비트가 홀수 개라면,
                // 전체 중에서도 cnt[b] % 4 == 1 이면 Alice 승,
                // == 3 이면 Bob 승.
                if (cnt[b] % 4 == 1) alice = true;
                else alice = false;
                break;
            }
        }
 
        cout << (alice ? "Alice\n" : "Bob\n");
    }
}

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