using System;
using System.Collections.Generic;
using System.IO;
using System.Text.RegularExpressions;

namespace GraphCsh
{
    internal class Graph
    {
        public static Graph Generate(string filename)
        {
            Graph gr = new Graph();
            StreamReader file = new StreamReader(filename);
            string filestring;
            while ((filestring = file.ReadLine()) != null)
            {
                Regex regex = new Regex(@"[\d|-1]");
            }
            return gr;
        }

        Stack<Node> _stack = new Stack<Node>();
    }

    internal class Node
    {
        private static int numOfNodes;

        public readonly int Num;

        static Node()
        {
            numOfNodes = 0;
        }

        public Node()
        {
            numOfNodes++;
            Num = numOfNodes;
        }
        public NodeColour Colour
        {
            get
            {
                return colour;
            }
        }

        public void SetBlack()
        {
            colour = NodeColour.Black;
            Console.WriteLine($"Вершина {Num} Окрашена");
        }
        private NodeColour colour = NodeColour.White;

        private Node[] _out;

        public static bool operator true(Node node)
        {
            return ((int)node.colour)==1;
        }

        public static bool operator false(Node node)
        {
            return ((int)node.colour)==0;
        }

        internal enum NodeColour : int{White = 1,Black = 0}
    }


}