using System;
using System.Collections;
public class Program
{
public static void Main()
Hashtable ht = new Hashtable();
ht.Add("1", "s");
ht.Add("2", "n");
ht.Add("3", "j");
ht.Add("4", "a");
ht.Add("5", "u");
foreach (object i in ht.Keys)
Console.WriteLine(i);
foreach (object J in ht.Values)
Console.WriteLine(J);
foreach (DictionaryEntry di in ht)
Console.WriteLine("keys={0} values={1}", di.Key, di.Value);
}