using System;

using System.Linq;

using System.Collections.Generic;

​

public class Program

{

    public static void Main()

    {

        List<int> tenLinesByFive = new List<int>();

        Random r = new Random();

        while (tenLinesByFive.Count < 50)

        {

            int nextNum = r.Next(1, 51);

            if (!tenLinesByFive.Contains(nextNum))

            {

                tenLinesByFive.Add(nextNum);

            }

        }

​

        List<int> tenLuckyStarsPairsByFive = new List<int>();

        Random r2 = new Random();

        while (tenLuckyStarsPairsByFive.Count < 12)

        {

            int nextStar = r2.Next(1, 13);

            if (!tenLuckyStarsPairsByFive.Contains(nextStar))

            {

                tenLuckyStarsPairsByFive.Add(nextStar);

            }

        }

​

        while (tenLuckyStarsPairsByFive.Count < 20)

        {

            int nextStar = r2.Next(1, 13);

            if (tenLuckyStarsPairsByFive.Where(x => x.Equals(nextStar)).Count() == 1)

            {

                tenLuckyStarsPairsByFive.Add(nextStar);

            }

        }

​

        int j = 0;

        List<int> thisLineNums = new List<int>();

        List<int> thisLineStars = new List<int>();

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

        {

            thisLineNums.Add(tenLinesByFive.ElementAt(i));

            if (i == 0 || i % 5 == 0)

                Console.Out.Write($"Line #{(i/5)+1}: ");

            if (i != 0 && (i+1) % 5 == 0)

            {

                thisLineStars.Add(tenLuckyStarsPairsByFive.ElementAt(j));

                thisLineStars.Add(tenLuckyStarsPairsByFive.ElementAt(j+1));

                j = j + 2;

            }

            if (thisLineNums.Count == 5)

            {

                thisLineNums.Sort();

                thisLineStars.Sort();

                Console.Out.Write(String.Join(",",thisLineNums));

                Console.Out.Write(" ");

                Console.Out.WriteLine(thisLineStars.ElementAt(0) + "* " + thisLineStars.ElementAt(1) + "*");

                thisLineNums = new List<int>();

                thisLineStars = new List<int>();

            }

        }

        Console.Out.WriteLine("Good Luck!");

        //Console.In.ReadLine();

    }

​

}