using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
class Solution
{

    static void Main(String[] args)
    {
        int q = Convert.ToInt32(Console.ReadLine());
        for (int a0 = 0; a0 < q; a0++)
        {
            string[] tokens_len = Console.ReadLine().Split(' ');
            int len = Convert.ToInt32(tokens_len[0]);
            int c = Convert.ToInt32(tokens_len[1]);
            // your code goes here
            //int[] nums = { 1, 2, 3, 4, 5 };
            //int[] nums = { 4, 2, 1, 3, 5 };
            int[] nums = new int[len];
            for (int i = 0; i < nums.Length; i++)
            {
                nums[i] = i + 1;
            }
            count = c;
            int[] nums1 = lena_sort(nums);
            Console.WriteLine();
            Console.ReadLine();
        }
    }

    public static int count = 0;
    public static int[] lena_sort(int[] nums)
    {

        if (nums.Length == 0)
            return nums;

        int pivot = nums[nums.Length - 1];
        List<int> array_less = new List<int>();
        List<int> array_more = new List<int>();

        List<int> sorted_less = new List<int>();
        List<int> sorted_more = new List<int>();
        List<int> ans = new List<int>();
        for (int i = nums.Length - 2; i >= 0; --i)
        {

            // Comparison
            if (nums[i] > pivot)
            {
                count--;
                array_less.Add(nums[i]);
            }
            else
            {
                count--;
                array_more.Add(nums[i]);
            }
        }
        sorted_less = lena_sort(array_less.ToArray<int>()).ToList<int>();

        sorted_more = lena_sort(array_more.ToArray<int>()).ToList<int>();

        foreach (var v in sorted_less)
        {
            ans.Add(v);
        }
        ans.Add(pivot);
        foreach (var v in sorted_more)
        {
            ans.Add(v);
        }
        return ans.ToArray<int>();
    }
}