Part V :Depth First Search

v      Depth First Search

public static void Depth_First_Search(Node Start, Node Goal)

        {

            GetSucc x = new GetSucc();

            ArrayList children = new ArrayList();

            Stack Fringe = new Stack();

            Fringe.Push(Start);

            while (Fringe.Count != 0)

            {

                Node Parent = (Node)Fringe.Pop();

                Console.WriteLine("Node {0} Visited ", Parent.State);

                Console.ReadKey();

                if (Parent.State == Goal.State)

                {

                    Console.WriteLine();

                    Console.WriteLine("Find Goal   " + Parent.State);

                    break;

                }//end if

                children = x.GetSussessor(Parent.State);

                for (int i = 0; i < children.Count; i++)

                {

                    int State = (int)children[i];

                    Node Tem = new Node(State, Parent);

                    Fringe.Push(Tem);

                }//end for

            }//end while

        }//end method