simulation class

public class Tournament
{
    public static void Simulation()
    {
        string path = @"..\\TournamentSimulation\Tournament.txt";
        if (!File.Exists(path))
        {
            //Create a file to write to
            using (StreamWriter sw = File.CreateText(path))
            {

            }
        }

        Console.WriteLine("What is the name of the tournament?");
        string TournamentName = Console.ReadLine();
        Console.WriteLine("When does the tournament start? (mm-dd-yyyy)");
        DateTime TournamentStart = Convert.ToDateTime(Console.ReadLine());
        Console.WriteLine("When does the tournament end? (mm-dd-yyyy)");
        DateTime TournamentEnd = Convert.ToDateTime(Console.ReadLine());
        Console.WriteLine("How many players are in the tournament? " +
            "Please choose 8, 16, 32 or 64");
        int TournamentPlayers = Convert.ToInt32(Console.ReadLine());

        if (TournamentPlayers == 8 || TournamentPlayers == 16 || TournamentPlayers == 32
            || TournamentPlayers == 64)
        {
            Console.WriteLine("There are {0} players in the tournament and {1} referees"
                , TournamentPlayers, TournamentPlayers / 2);
            using (StreamWriter sw = File.AppendText(path))
            {
                sw.WriteLine("Tournament name: " + TournamentName);
                sw.WriteLine("Tournament start date: " + TournamentStart);
                sw.WriteLine("Tournament end date: " + TournamentEnd);
                sw.WriteLine("There are {0} players in the tournament called {1}."
                    , TournamentPlayers, TournamentName);
                sw.WriteLine("There are {0} matches in the first round."
                    , TournamentPlayers / 2);
                sw.WriteLine("There are {0} matches in the second round, " +
                    "between {1} winners from round 1.", TournamentPlayers / 4, TournamentPlayers / 2);

                if (TournamentPlayers == 8)
                {
                    sw.WriteLine("There is {0} match in the third round (the final), " +
                        "between {1} winners from round 2.", TournamentPlayers / 8, TournamentPlayers / 4);
                }
                else if (TournamentPlayers == 16)
                {
                    sw.WriteLine("There are {0} matches in the third round, " +
                        "between {1} winners from round 2.", TournamentPlayers / 8, TournamentPlayers / 4);
                    sw.WriteLine("There is {0} match in the fourth round (the final), " +
                        "between {1} winners from round 2.", TournamentPlayers / 16, TournamentPlayers / 8);
                }
                else if (TournamentPlayers == 32)
                {
                    sw.WriteLine("There are {0} matches in the third round, " +
                        "between {1} winners from round 2.", TournamentPlayers / 8, TournamentPlayers / 4);
                    sw.WriteLine("There are {0} matches in the fourth round, " +
                        "between {1} winners from round 2.", TournamentPlayers / 16, TournamentPlayers / 8);
                    sw.WriteLine("There is {0} match in the fifth round (the final), " +
                        "between {1} winners from round 2.", TournamentPlayers / 32, TournamentPlayers / 16);
                }
                else if (TournamentPlayers == 64)
                {
                    sw.WriteLine("There are {0} matches in the third round, " +
                        "between {1} winners from round 2.", TournamentPlayers / 8, TournamentPlayers / 4);
                    sw.WriteLine("There are {0} matches in the fourth round, " +
                        "between {1} winners from round 2.", TournamentPlayers / 16, TournamentPlayers / 8);
                    sw.WriteLine("There are {0} matches in the fifth round, " +
                        "between {1} winners from round 2.", TournamentPlayers / 32, TournamentPlayers / 16);
                    sw.WriteLine("There is {0} match in the sixth round (the final), " +
                        "between {1} winners from round 2.", TournamentPlayers / 64, TournamentPlayers / 32);
                }
                sw.WriteLine(" ");
            }

        }

        else
        {
            Console.WriteLine("You have to choose 8, 16, 32 or 64 players");
        }

        using (StreamReader sr = File.OpenText(path))
        {
            string s = "";
            while ((s = sr.ReadLine()) != null)
            {
                Console.WriteLine(s);
            }
        }
    }
}