1. Winning Ticket 80/100

using System;
using System.Text.RegularExpressions;

namespace _01._Winning_Ticket
{
    class Program
    {
        static void Main(string[] args)
        {
            string[] collectionTickets = Console.ReadLine().Split(new char[] { ',', ' ' }, StringSplitOptions.RemoveEmptyEntries);
            string patternSpecialSymbols = @"(\${6,10})|(@{6,10})|(#{6,10})|(\^{6,10})";

            for (int i = 0; i < collectionTickets.Length; i++)
            {
                string ticket = collectionTickets[i];

                if (ticket.Length != 20)
                {
                    Console.WriteLine("invalid ticket");
                }
                else if (ticket.Length == 20)
                {
                    string rightSide = string.Empty;
                    string leftSide = string.Empty;
                    for (int j = 0; j < ticket.Length; j++)
                    {
                        if (j >= 0 && j < 10)
                        {
                            rightSide += ticket[j];
                        }
                        else if (j >= 10 && j < 20)
                        {
                            leftSide += ticket[j];
                        }
                    }

                    MatchCollection matchesSpecialSymbolsRight = Regex.Matches(rightSide, patternSpecialSymbols);
                    MatchCollection matchesSpecialSymbolsLeft = Regex.Matches(leftSide, patternSpecialSymbols);

                    if (matchesSpecialSymbolsRight.Count != 1 && matchesSpecialSymbolsLeft.Count != 1)
                    {
                        Console.WriteLine($"ticket \"{ticket}\" - no match");
                    }
                    else if (matchesSpecialSymbolsRight.Count == 1 && matchesSpecialSymbolsLeft.Count == 1)
                    {
                        int lenght = Math.Min(matchesSpecialSymbolsRight[0].Length, matchesSpecialSymbolsLeft[0].Length);
                        string stringSymbols = matchesSpecialSymbolsRight[0].ToString();
                        char specialSymbol = stringSymbols[0];

                        if (lenght == 10)
                        {
                            Console.WriteLine($"ticket \"{ticket}\" - {lenght}{specialSymbol} Jackpot!");
                        }
                        else
                        {
                            Console.WriteLine($"ticket \"{ticket}\" - {lenght}{specialSymbol}");
                        }
                    }
                }
            }
        }
    }
}