using System;

using System.Collections.Generic;

using System.Linq;

​

public class Program

{

    public static void Main()

    {

        Dictionary<int, int> num = new Dictionary<int, int>();

        num.Add(1,2000); 

        num.Add(3,4000);

        num.Add(2,1000);

        num.Add(5,3000);

        num.Add(4,6000);

          // Prints all elements 

          foreach(KeyValuePair<int, int> ele1 in num)

          {

            Console.WriteLine("{0}  {1}", ele1.Key, ele1.Value);

          }

        Console.WriteLine();

        // Get the Max value with key

        KeyValuePair<int, int> max =new KeyValuePair<int, int>();

        foreach(var kvp in num)

         {

            if(kvp.Value > max.Value)   

              max=kvp;

        }

        Console.WriteLine("{0}  {1}", max.Key,max.Value);

        Console.WriteLine();

        //Sorting by Value

        foreach(KeyValuePair <int, int> kv in num.OrderBy(key => key.Value))

        {

            Console.WriteLine(kv);

        }   

        Console.WriteLine();

        // Sorting by key

        foreach(KeyValuePair <int, int> kv in num.OrderBy(key => key.Key))

        {

            Console.WriteLine(kv);

        }   

        Console.WriteLine();

        //Sorting in Descending order 

        foreach(KeyValuePair <int, int> kv in num.OrderByDescending(key => key.Value))

        {

            Console.WriteLine(kv);

        }   

    }

}