using System;
using System.Collections;
using System.Collections.Generic;
class Program
    {
        static void Main(string[] args)
        {
           Hashtable hh=new Hashtable();
            hh.Add(1,2);
            hh.Add('A','B');
            hh.Add(2,3);
            foreach(DictionaryEntry d in hh)
            {
            Console.Write(d.Key+""+d.Value);
            }
 
            Console.ReadLine();
        }
    }

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