#include <iostream>
#include <algorithm>
#include <cstring>
#include <cmath>
#include <cassert>
#include <cstdlib>
#include <cctype>
#include <string>
#include <vector>
#include <queue>
#include <set>
#include <map>
#include <stack>
#include <bitset>
#include <utility>
#include <array>
#include <tuple>
#include <unordered_map>
#include <unordered_set>
#include <iomanip>
#include <random>
#include <istream>
#include <numeric>
#include <chrono>
#include <functional>
#include <ranges>

using namespace std;

using i3 = std::tuple<int, int, int>;
using i64 = long long;
using u64 = unsigned long long;
using u32 = unsigned int;
using i128 = __int128;



void solve() {
    const int n = 32;
    std::vector<int> a(n);
    int rk = 0;
    for (int i = 0; i < n; i++) {
        std::cin >> a[i];
    }
    for (int i = 1; i < n; i++) {
        rk += a[0] > a[i];
    }
    if (rk >= 31) std::cout << 1 << "\n";
    else if (rk >= 27) std::cout << 2 << "\n";
    else if (rk >= 13) std::cout << 4 << "\n";
    else if (rk >= 5) std::cout << 8 << "\n";
    else if (rk >= 2) std::cout << 16 << "\n";
    else std::cout << 32 << "\n";
}

int main() {
    std::ios::sync_with_stdio(false);
    std::cin.tie(nullptr);

    int T = 1;
    std::cin >> T;
    while (T--) {
        solve();
    }
    return 0;
}