Sorting

using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
class MainClass
{
    public static void Main()
    {

        // Create a new ArrayList and populate it. 
        ArrayList arraylist = new ArrayList(4);
        arraylist.Add("M");
        arraylist.Add("K");
        arraylist.Add("A");
        arraylist.Add("A");

        // Sort the ArrayList. 
        arraylist.Sort();

        // Display the contents of the sorted ArrayList. 
        Console.WriteLine("\nArraylist sorted by content");
        foreach (string s in arraylist)
        {
            Console.WriteLine(s);
        }

    }
}