Program.cs

namespace inclassLottery;

class Ticket
{
    public int[] RegTickets { get; set; }
    public int PowerBall { get; set; }
    public int WinnerLevel { get; set; }
    public Ticket(int[] numbers, int powerBall)
    {
        RegTickets = new int[5];
        RegTickets[0] = numbers[0];
        RegTickets[1] = numbers[1];
        RegTickets[2] = numbers[2];
        RegTickets[3] = numbers[3];
        RegTickets[4] = numbers[4];
        PowerBall = powerBall;
    }
    public Ticket()
    {
        RegTickets = new int[5];
        for (int i = 0; i < 5; i++)
        {
            RegTickets[i] = Random.Shared.Next(1, 70);
        }
        PowerBall = Random.Shared.Next(1, 27);
    }

    public void JudgeWinningTicket(LotteryPeriod period)
    {
        if (period.WinningTicket.RegTickets.Where(x => RegTickets.Contains(x)).Count() == 5 && period.WinningTicket.PowerBall == PowerBall)
        {
            WinnerLevel = 1;
        }
        else if (period.WinningTicket.RegTickets.Where(x => RegTickets.Contains(x)).Count() == 5)
        {
            WinnerLevel = 2;
        }
        else if (period.WinningTicket.RegTickets.Where(x => RegTickets.Contains(x)).Count() == 4 && period.WinningTicket.PowerBall == PowerBall)
        {
            WinnerLevel = 3;
        }
        else if (period.WinningTicket.RegTickets.Where(x => RegTickets.Contains(x)).Count() == 4)
        {
            WinnerLevel = 4;
        }
        else if (period.WinningTicket.RegTickets.Where(x => RegTickets.Contains(x)).Count() == 3 && period.WinningTicket.PowerBall == PowerBall)
        {
            WinnerLevel = 5;
        }
        else if (period.WinningTicket.RegTickets.Where(x => RegTickets.Contains(x)).Count() == 3)
        {
            WinnerLevel = 6;
        }
        else if (period.WinningTicket.RegTickets.Where(x => RegTickets.Contains(x)).Count() == 2 && period.WinningTicket.PowerBall == PowerBall)
        {
            WinnerLevel = 7;
        }
        else if (period.WinningTicket.RegTickets.Where(x => RegTickets.Contains(x)).Count() == 1 && period.WinningTicket.PowerBall == PowerBall)
        {
            WinnerLevel = 8;
        }
        else if (period.WinningTicket.PowerBall == PowerBall)
        {
            WinnerLevel = 9;
        }
        else
        {
            WinnerLevel = 0;
        }

    }
}
class LotteryPeriod
{
    public Ticket WinningTicket { get; set; }
    public List<Ticket> SoldTickets { get; set; } = new List<Ticket>();
    public LotteryPeriod()
    {
        int[] numbers = new int[5] { 1, 2, 3, 4, 5 };
        SetWinningTicket(numbers, 6);

    }
    public void SetWinningTicket(int[] numbers, int powerBall)
    {
        WinningTicket = new Ticket(numbers, powerBall);
    }

    public static void GatherStatistics(LotteryPeriod period)
    {
        Dictionary<int, int> ticketStatistics = new Dictionary<int, int>();
        object ticketStatisticsLock = new object();

        for (int i = 0; i <= 9; i++)
        {
            ticketStatistics.Add(i, 0);
        }

        Parallel.ForEach(period.SoldTickets, ticket =>
        {
            ticket.JudgeWinningTicket(period);
            lock (ticketStatisticsLock)
            {
                ticketStatistics[ticket.WinnerLevel]++;
            }
        });

        Console.WriteLine("Ticket Prize Statistics:");
        Console.WriteLine($"{ticketStatistics[1]} tickets won the jackpot");
        Console.WriteLine($"{ticketStatistics[2]} tickets won $1,000,000");
        Console.WriteLine($"{ticketStatistics[3]} tickets won $50,000");
        Console.WriteLine($"{ticketStatistics[4]} tickets won $100");
        Console.WriteLine($"{ticketStatistics[5]} tickets won $100");
        Console.WriteLine($"{ticketStatistics[6]} tickets won $7");
        Console.WriteLine($"{ticketStatistics[7]} tickets won $7");
        Console.WriteLine($"{ticketStatistics[8]} tickets won $4");
        Console.WriteLine($"{ticketStatistics[9]} tickets won $4"); 
        Console.WriteLine($"{ticketStatistics[0]} tickets did not win");
    }
}
class LotteryVendor
{
    public LotteryVendor()
    {
    }
    public void SellTickets(LotteryPeriod period, int numberOfTickets)
    {
        for (int i = 0; i < numberOfTickets; i++)
        {
            Ticket ticket = new Ticket();
            lock (Program.SoldTicketLock)
            {
                period.SoldTickets.Add(ticket);
            }

            lock (Program.TotalSoldTicketLock)
            {
                Program.TotalTicketsSold++;
            }
        }
    }
}
class Program
{
    public static int TotalTicketsSold = 0;
    public static object SoldTicketLock = new object();
    public static object TotalSoldTicketLock = new object();

    static void Main(string[] args)
    {
        LotteryPeriod period = new LotteryPeriod();

        List<LotteryVendor> vendors = new List<LotteryVendor>();
        List<Thread> vendorThreads = new List<Thread>();

        Console.WriteLine("Selling tickets");

        for (int i = 0; i < 3; i++)
        {
            int index = i;
            
            vendors.Add(new LotteryVendor());

            Thread vendor = new Thread(() => vendors[index].SellTickets(period, 10_000_000));
            vendorThreads.Add(vendor);
            vendor.Start();
        }

        foreach (Thread vendor in vendorThreads)
        {
            vendor.Join();
        }

        Console.WriteLine($"Total Tickets Sold: {TotalTicketsSold}");

        LotteryPeriod.GatherStatistics(period);
    }
}