// C# program to illustrate a hashtable

using System;

using System.Collections;

class GFG {

    // Main method

    static public void Main()

    {

        // Create a hashtable

        // Using Hashtable class

        Hashtable my_hashtable = new Hashtable();

        // Adding key/value pair in the hashtable

        // Using Add() method

        my_hashtable.Add("A1", "Welcome");

        my_hashtable.Add("A2", "to");

        my_hashtable.Add("A3", "GeeksforGeeks");

        foreach(DictionaryEntry element in my_hashtable)

        {

            Console.WriteLine("Key:- {0} and Value:- {1} ",

                               element.Key, element.Value);

        }

    }

}