#include<bits/stdc++.h>
using namespace std;
typedef long long LL;
typedef unsigned long long ULL;
#define ios ios::sync_with_stdio(false); cin.tie(0);cout.tie(0)
//#define int long long
typedef pair<int, int> PII;
typedef pair<double, double> PDD;
const int N = 1e5+5;

void solve(){
    vector<int> a(33, 0);
    int rk = 1;
    for(int i = 1; i <= 32; i++){
        cin >> a[i];
    }
    for(int i = 2; i <= 32; i++){
        if(a[i] < a[1]) rk++;
    }
    vector<int> d = {3, 7, 14, 27, 32};
    vector<int> ans = {32, 16, 8, 4, 2, 1};
    for(int i = 0; i < d.size(); i++){
        if(rk < d[i]){
            cout << ans[i] << endl;
            return ;
        }
    }
    cout << 1 << endl;
}

signed main(){
    ios; int _;
    _ = 1; cin >> _;
    while(_--){
        solve();
    }
    return 0;
}