#include<bits/stdc++.h>
using namespace std;
int val,pos,a[40];

int main(){
	int T;
	scanf("%d",&T);
	while (T--){
		for (int i=0;i<32;i++) scanf("%d",&a[i]);
		val=a[0];
		sort(a,a+32);
		for (int i=0;i<32;i++)
			if (val==a[i]){
				pos=i;
				break;
			}
		
		if (pos<2){
			printf("32\n");
		}else if (pos>=2 and pos<6){
			printf("16\n");
		}else if (pos>=6 and pos<8){
			printf("8\n");
		}else if (pos>=8 and pos<16){
			printf("4\n");
		}else if (pos>=16 and pos<32){
			printf("2\n");
		}else if (pos==31){
			printf("1\n");
		}
		
		
	}
	
	return 0;
}