using System.CodeDom.Compiler;

using System.Collections.Generic;

using System.Collections;

using System.ComponentModel;

using System.Diagnostics.CodeAnalysis;

using System.Globalization;

using System.IO;

using System.Linq;

using System.Reflection;

using System.Runtime.Serialization;

using System.Text.RegularExpressions;

using System.Text;

using System;

​

​

public class RevCom : IComparer<List<String>>

{

   private int i=0;

    public RevCom(int i){

        this.i=i;

    }

   public int Compare(List<String> x, List<String> y)  

   {

       return (new CaseInsensitiveComparer()).Compare(y[i], x[i]  );

   }

}

public class Example : IComparer<List<String>>

{

    private int i=0;

    public Example(int i){

        this.i=i;

    }

   public int Compare(List<String> x, List<String> y)  

   {

       return (new CaseInsensitiveComparer()).Compare(x[i], y[i] );

   }

   public static List<string> fetchItemsToDisplay(List<List<string>> items, int sortParameter, int sortOrder, int itemPerPage, int pageNumber)

    {

        var fsort=new Example(sortParameter);

        var rsort=new RevCom(sortParameter);

        if(sortOrder==0)

            //Array.Sort(items.ToArray(),fsort);

            items.Sort(fsort);

        else

            //Array.Sort(items.ToArray(),rsort);

            items.Sort(rsort);

        StringBuilder sb=new StringBuilder();

        List<string> rv=new List<string>();

        foreach(var item in items){

            for (int i=0; i< itemPerPage; i++){

                sb.Append(item[0]);

                sb.Append(" ");

            }rv.Add(sb.ToString());

            sb.Clear();

        }

        return (rv[pageNumber]??rv[rv.Count()-1]).Split(' ').ToList();

        //return (new String[]{""}).ToList();

​

    }

   /*

   owjevtkuyv 58584272 62930912

rpaqgbjxik 9425650 96088250

dfbkasyqcn 37469674 46363902

vjrrisdfxe 18666489 88046739

   */

   public static void Main()  

   {

      // Create and initialize a new array. 

      var words = new List<List<string>>{ (new String[]{"p1","1","2"}).ToList(), 

                        (new String[]{"p2","2","1"}).ToList(),

                        //new String[]{"BROWN"}, 

                        //new String[]{"FOX"}, 

                        //new String[]{"jumps"}, 

                        //new String[]{"over"}, 

                        //new String[]{"the"},

                        //new String[]{"lazy"}, 

                        //new String[]{"dog"} 

                         };

      // Instantiate the reverse comparer.

      var revComparer = new RevCom(1);

      // Display the values of the array.

      //Console.WriteLine( "The original order of elements in the array:" );

      words.ToList().Sort(revComparer);

      DisplayValues(words);

​

   }

   public static void DisplayValues(List<List<string>> arr)  

   {

      foreach (var item in arr  )  {

         Console.WriteLine( " {0}",  item[0] );

      }

      Console.WriteLine();

   }

}