using System;

​

using System.Collections.Generic;

​

public class Program

{

    public static void Main()

    {

        Dictionary<string,int> dictObj= new Dictionary<string,int>()

        {

            {"first" ,1},

            {"second",2}

        };

        Console.WriteLine(dictObj["first"]);

        Console.WriteLine(dictObj["second"]);

    }

}