CardWars Corrected

namespace _02_CardWars
{
    using System;
    using System.Numerics;
    class CardWars
    {
        static void Main()
        {
            int n = int.Parse(Console.ReadLine());

            int gamesFirstPlayer = 0;
            int gamesSecondPlayer = 0;
            int currentScoreFirstPlayer = 0;
            int currentScoreSecondPlayer = 0;
            BigInteger totalScoreFirstPlayer = 0;
            BigInteger totalScoreSecondPlayer = 0;
            bool xCardFirstPlayer = false;
            bool xCardSecondPlayer = false;

            for (int i = 0; i < n; i++)
            {
                for (int j = 0; j < 3; j++)
                {
                    string card = Console.ReadLine();
                    switch (card)
                    {
                        case "2": currentScoreFirstPlayer += 10; break;
                        case "3": currentScoreFirstPlayer += 9; break;
                        case "4": currentScoreFirstPlayer += 8; break;
                        case "5": currentScoreFirstPlayer += 7; break;
                        case "6": currentScoreFirstPlayer += 6; break;
                        case "7": currentScoreFirstPlayer += 5; break;
                        case "8": currentScoreFirstPlayer += 4; break;
                        case "9": currentScoreFirstPlayer += 3; break;
                        case "10": currentScoreFirstPlayer += 2; break;
                        case "A": currentScoreFirstPlayer += 1; break;
                        case "J": currentScoreFirstPlayer += 11; break;
                        case "Q": currentScoreFirstPlayer += 12; break;
                        case "K": currentScoreFirstPlayer += 13; break;
                        case "Z": totalScoreFirstPlayer *= 2; break;
                        case "Y": totalScoreFirstPlayer -= 200; break;
                        case "X": xCardFirstPlayer = true; break;
                        default: break;
                    }
                }
                for (int j = 0; j < 3; j++)
                {
                    string card = Console.ReadLine();
                    switch (card)
                    {
                        case "2": currentScoreSecondPlayer += 10; break;
                        case "3": currentScoreSecondPlayer += 9; break;
                        case "4": currentScoreSecondPlayer += 8; break;
                        case "5": currentScoreSecondPlayer += 7; break;
                        case "6": currentScoreSecondPlayer += 6; break;
                        case "7": currentScoreSecondPlayer += 5; break;
                        case "8": currentScoreSecondPlayer += 4; break;
                        case "9": currentScoreSecondPlayer += 3; break;
                        case "10": currentScoreSecondPlayer += 2; break;
                        case "A": currentScoreSecondPlayer += 1; break;
                        case "J": currentScoreSecondPlayer += 11; break;
                        case "Q": currentScoreSecondPlayer += 12; break;
                        case "K": currentScoreSecondPlayer += 13; break;
                        case "Z": totalScoreSecondPlayer *= 2; break;
                        case "Y": totalScoreSecondPlayer -= 200; break;
                        case "X": xCardSecondPlayer = true; break;
                        default: break;
                    }
                }
                if (xCardFirstPlayer && xCardSecondPlayer)
                {
                    totalScoreFirstPlayer += 50;
                    totalScoreSecondPlayer += 50;
                    xCardFirstPlayer = false;
                    xCardSecondPlayer = false;
                }
                else if (xCardFirstPlayer || xCardSecondPlayer)
                {
                    break;
                }
                if (currentScoreFirstPlayer > currentScoreSecondPlayer)
                {
                    totalScoreFirstPlayer += currentScoreFirstPlayer;
                    gamesFirstPlayer++;
                }
                else if (currentScoreFirstPlayer < currentScoreSecondPlayer)
                {
                    totalScoreSecondPlayer += currentScoreSecondPlayer;
                    gamesSecondPlayer++;
                }

                currentScoreFirstPlayer = 0;
                currentScoreSecondPlayer = 0;
            }

            if (xCardFirstPlayer)
            {
                Console.WriteLine("X card drawn! Player one wins the match!");
            }
            else if (xCardSecondPlayer)
            {
                Console.WriteLine("X card drawn! Player two wins the match!");
            }
            else
            {
                if (totalScoreFirstPlayer == totalScoreSecondPlayer)
                {
                    Console.WriteLine("It's a tie!");
                    Console.WriteLine("Score: {0}", totalScoreFirstPlayer);
                }
                else if (totalScoreFirstPlayer > totalScoreSecondPlayer)
                {
                    Console.WriteLine("First player wins!");
                    Console.WriteLine("Score: {0}", totalScoreFirstPlayer);
                    Console.WriteLine("Games won: {0}", gamesFirstPlayer);
                }
                else
                {
                    Console.WriteLine("Second player wins!");
                    Console.WriteLine("Score: {0}", totalScoreSecondPlayer);
                    Console.WriteLine("Games won: {0}", gamesSecondPlayer);
                }
            }
        }
    }
}