donbing

    public class Unregistered : ITennantRegistration
    {
        public ITennantRegistration Regsister()
        {
            return new Registered();
        }
    }

    public class Registered : ITennantRegistration
    {

donbing

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace ConsoleApplication1
{
    class Program
    {
        static List<List<int>> generateLiveCells()