public static void RunTest(bool isRun)
        {
            if (!isRun)
            {
                return;
            }

            GList <int> tempList = new GList <int> ();

            for (int i = 0; i < 10; i++)
            {
                GListNode <int> tempNode = new GListNode <int> (i + 10);
                tempList.AddLast(tempNode);
            }

            GList <int> .Reverse(tempList);

            Console.WriteLine("tempList = {0}", String.Join(", ", tempList));
        }