#include <bits/stdc++.h>

#define sz(x)  (int)x.size()
#define bigint __int128
#define el '\n'
#define ll long long
#define ld long double
using namespace std;
const int N = 500 + 10, M = 1e5 + 10, mod = 1e9 + 7;

void acc() {
    int n;
    cin >> n;
    vector<int> freq(n + 1);
    vector<array<int, 3>> v;
    for (int i = 0; i <= n; i++) {
        cin >> freq[i];
    }
    if (freq[0]) {
        cout << "Alice" << el;
        return;
    }
    for (int i = 1; i <= n; i++) {
        int diff = i - (int) log2(freq[i]);
        v.push_back({diff, i, freq[i]});
    }
    sort(v.begin(), v.end());
    bool can = 0;

    for (int i = 0; i < sz(v); i++) {
        int diff = v[i][0];
        if (diff - i <= 0) {
            can = 1;
        } else if (diff - i != 1) {
            break;
        }
    }
    if (can) {
        cout << "Alice" << el;
    } else {
        cout << "Bob" << el;
    }
}

int main() {
    int t = 1;
    cin >> t;
    while (t--)acc();
}