Threading paradigms available under the .NET CLR, using C#

using System;
using System.Collections;

namespace ManagedThreadCS
{
	/// <summary>
	/// Summary description for Class1.
	/// </summary>
	class CMain
	{
		/// <summary>
		/// The main entry point for the application.
		/// </summary>
		[STAThread]
		static void Main(string[] args)
		{
   // build a test list of identifiers
   ArrayList list ;
   list = BuildDefaultList();
   //list = BuildLargeList();
   Console.WriteLine("List size = {0}", list.Count);
   
   Console.WriteLine("START");
   int startLoop = Environment.TickCount;
   const int MAXCNT = 100;
   for (int x=0; x < MAXCNT; x++)
   {
    int start = Environment.TickCount;
    CGSRMgr mgr = new CGSRMgr(3);
    mgr.SetObligorList(list);
    mgr.ProcessObligorList();
    int end = Environment.TickCount;

    int gsrCount = mgr.GetTotalGSRCount();
    Console.WriteLine ("Total number of GSR records processed = {0}",gsrCount);
    Console.WriteLine ("Total elapse time = {0} ms", end - start);
    //mgr.StreamToFile("csDumpGSR.txt");
   }
   int endLoop = Environment.TickCount;
   Console.WriteLine ("Total average time = {0} ms", (endLoop - startLoop)/MAXCNT);
      
   Console.WriteLine("COMPLETE!!");


   return;	     
		}
  static ArrayList BuildDefaultList()
  {
   const int LISTSIZE = 15;
   ArrayList list = new ArrayList(LISTSIZE);

   int i = 1;
   int k = 10;
   for (int j=1; j<=LISTSIZE; j++)
   {
    if (i % 5 == 0)
    {
     list.Add(i*k);
     i=1;
     k *= 10;
    }
    else
    {
     list.Add(i*k);
     ++i;
    }
   }
   return list;
  }

  static ArrayList BuildLargeList()
  {
   const int LISTSIZE = 250;
   ArrayList list = new ArrayList(LISTSIZE);

   for (int j=1; j<=LISTSIZE; j++)
    list.Add(j*10);

   return list;
  }

	}
}