using System;

using System.Collections;

using System.Diagnostics; 

​

public class SamplesStack  {

​

   public static void PrintValues( IEnumerable myCollection )  {

      foreach ( Object obj in myCollection )

         Console.Write( "    {0}", obj );

      Console.WriteLine();

    }

    public static void Main()  {

​

      Stopwatch sw = new Stopwatch();  

      sw.Start(); 

      // Creates and initializes a new Stack.

      Stack myStack = new Stack();

      sw.Stop();  

      Console.WriteLine("Initialize in {0} ticks.", sw.ElapsedTicks);

      sw.Reset(); 

      sw.Start(); 

      myStack.Push("Hello");

      sw.Stop();  

      Console.WriteLine("Push in {0} ticks.", sw.ElapsedTicks);

      sw.Reset(); 

      sw.Start(); 

      myStack.Push("World");

      sw.Stop();  

      Console.WriteLine("Push in {0} ticks.", sw.ElapsedTicks);

      sw.Reset(); 

      sw.Start(); 

      myStack.Push("!");

      sw.Stop();  

      Console.WriteLine("Push in {0} ticks.", sw.ElapsedTicks);

      sw.Reset(); 

      sw.Start(); 

      myStack.Pop();

      sw.Stop();  

      Console.WriteLine("Pop in {0} ticks.", sw.ElapsedTicks);

      sw.Reset(); 

      sw.Start(); 

      myStack.Pop();

      sw.Stop();  

      Console.WriteLine("Pop in {0} ticks.", sw.ElapsedTicks);

      // Displays the properties and values of the Stack.

      Console.WriteLine( "myStack" );

      int stackcnt = 0; 

      sw.Reset(); 

      sw.Start(); 

      stackcnt = myStack.Count;  

      sw.Stop();  

      Console.WriteLine( "\tCount:    {0}", stackcnt );

      Console.WriteLine("Count in {0} ticks.", sw.ElapsedTicks);

      Console.Write( "\tValues:" );

      PrintValues( myStack );

   }

​

}