#include<bits/stdc++.h>

using namespace std;

typedef pair<int,int> PII;
typedef pair<long long ,long long> PLL;

#define int long long

void solve()
{
	vector<int> a(33);
	int cnt = 0;
	for(int i=1;i<33;i++) 
		cin>>a[i];
	for(int i=2;i<=32;i++) 
	{
		if(a[i]<a[1])
			cnt++;
	}
	if(cnt==31){cout<<1<<endl;return;}
	if(cnt>=15){cout<<2<<endl;return;}
	if(cnt>=7){cout<<4<<endl;return;}
	if(cnt>=3){cout<<8<<endl;return;}	
	if(cnt>=2){cout<<16<<endl;return;}
	if(cnt<2){cout<<32<<endl;return;}
}

signed main()
{
	ios::sync_with_stdio(false);
	cin.tie(0);

	int t = 1;
	cin >> t;
	while(t --) {
		solve();
	}
	return 0;
}