using System;

using System.Collections.Generic;

​

public class Program

{

    public static void Main()

    {

        Dictionary<string, string> myDtStrStr = new Dictionary<string, string>();

        myDtStrStr.Add("Name1","Suresh");           //Trying to add same value to differet Keys: No error

        myDtStrStr.Add("Name2","Suresh");   

    }

}