public static void Main() { RemoveDuplicate <int> sList = new RemoveDuplicate <int>(); sList.addNode(1); sList.addNode(2); sList.addNode(3); sList.addNode(2); sList.addNode(2); sList.addNode(4); sList.addNode(1); Console.WriteLine("Originals list: "); sList.display(); sList.removeDuplicate(); Console.WriteLine("List after removing duplicates: "); sList.display(); }