// ZOJ Problem Set - 1016-S (((()()()))).cpp : 定义控制台应用程序的入口点。
//

#include "stdafx.h"
#include<iostream>
using namespace std;

int main()
{
	int n;
	cin >> n;
	while (n)
	{
		int s[50];
		
		int m;
		int t;
		int w = 0;
		int g = 0;
		cin >> m;
		while (m)
		{
			
			cin >> t;
			if (t > g)
			{
				int g1 = g;
				for (int k=0; k < (t-g1); k++)
				{
					s[w] = 1;
					g++;
					w++;
				}
				s[w] = 2;
				w++;
			}
			else
			{
				s[w] = 2;
				w++;
			}

			


			m--;
		}
		int d = t;
		for (int k = 0; k < w; k++)
		{
			if (s[k] == 2)
			{
				int a=0, b=1,c=k;
				while (a != b)
				{
					c--;
					if (s[c] == 1)
						a++;
					else
						b++;
				}
				cout << a;
				d--;
				if (d!=0)
				     cout<< " ";

			}
		}
		cout << endl;



		n--;
	}
	return 0;
}