C# console application

hai,
i wnat write program for  MQ Series(Series).for that what i must do.means which name space i must import,etc.give me one code.i;ve got one program here.in that program thay are using MQ name space.i am giving the code below.pls find the error.




using System;

namespace dinoch.demo
{

      public class DotNetMqHello
      {
      
      
            private MQAX200.IMQQueueManager200  MyMqManager;
            private MQAX200.IMQSession200       MyMqSession;
            private MQAX200.IMQQueue200         MyMqQueue;
            public DotNetMqHello()
            {
                  MyMqSession = new MQAX200.MQSessionClass();
                  MyMqSession.ExceptionThreshold = 3;
            }

            public static void Main()
            {
                  DotNetMqHello Hello= new DotNetMqHello();
                  Hello.DoIt();
            }

            private void DoIt()
            {
                  DoConnect();
                  DoPut();
                  DoGet();
            }

            private void DoConnect()
            {
                  int OpenOptions;
                  String qmName= ""; // use the default local Queue Mgr
                  Object obj = MyMqSession.AccessQueueManager(qmName);

                  if (!(obj is MQAX200.IMQQueueManager200) )
                        Console.WriteLine("Sorry! Could Not get a Queue Manager.");

                  else
                  {
                        Console.WriteLine("Yes! Got a Queue Manager.");
                        MyMqManager = (MQAX200.IMQQueueManager200) obj;
                        if (MyMqManager != null)
                        {
                              if(MyMqManager.IsConnected)
                              {
                                    OpenOptions = (int) MQAX200.MQ.MQOO_INPUT_AS_Q_DEF + (int) MQAX200.MQ.MQOO_OUTPUT;
                                    MyMqQueue = (MQAX200.IMQQueue200) MyMqManager.AccessQueue("postcard", OpenOptions,"","","");
                                    if(MyMqQueue.IsOpen)
                                          Console.WriteLine("Connected to " + MyMqManager.name + "." + MyMqQueue.name ) ;
                              }
                        }
                  }
            }

            private void DoPut()
            {
                  MQAX200.IMQMessage200 Message;
                  MQAX200.IMQPutMessageOptions200 MessageOptions;

                  Message = (MQAX200.IMQMessage200) MyMqSession.AccessMessage();
                  Message.WriteString(System.DateTime.Now.ToString() + ": This is the test message" );

                  MessageOptions = (MQAX200.IMQPutMessageOptions200) MyMqSession.AccessPutMessageOptions();

                  MyMqQueue.ClearErrorCodes();
                  MyMqQueue.Put(Message, MessageOptions);

                  if(MyMqQueue.CompletionCode == 0)
                        Console.WriteLine("Put Succeeded.");

                  else if(MyMqQueue.CompletionCode == 2)
                        Console.WriteLine("Put Failed (" + MyMqQueue.ReasonName + ")");
            }

            private void DoGet()
            {
                  MQAX200.IMQMessage200 Message;
                  MQAX200.IMQGetMessageOptions200 MessageOptions;

                  Message = (MQAX200.IMQMessage200) MyMqSession.AccessMessage();
                  MessageOptions = (MQAX200.IMQGetMessageOptions200) MyMqSession.AccessGetMessageOptions();

                  if(MyMqQueue.IsOpen)
                  {
                        MyMqQueue.ClearErrorCodes();
                        // need to specify Missing.Value here because of an issue with the optional 3rd param (length)
                        MyMqQueue.Get(Message,MessageOptions, System.Reflection.Missing.Value);

                        if(MyMqQueue.CompletionCode == 0)
                        {
                              Console.WriteLine("Get Succeeded.");
                              Console.WriteLine(Message.ReadString(Message.MessageLength));
                        }

                        else if(MyMqQueue.CompletionCode == 2)
                              Console.WriteLine("Get Failed (" + MyMqQueue.ReasonName + ")");
                  }
            }

      } // end class

} // end namespace