Na Baba mi smetalnika

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Neurons
{
    class Program
    {
        static void Main(string[] args)
        {
            const string LEFT_CMD = "left";
            const string RIGHT_CMD = "right";
            const string RESET_CMD = "reset";
            const string STOP_CMD = "stop";

            int width = int.Parse(Console.ReadLine());
            int[,] matrix = new int[8, width];

            for (int i = 0; i < 8; i++)
            {
                long number = long.Parse(Console.ReadLine());
                for (int j = 0, k = width-1; j < width; j++, k--)
                {
                    matrix[i, k] = (int)((number >> j) & 1);
                }
            }
            string command = Console.ReadLine();
            while (command != STOP_CMD)
            {
                if (command == LEFT_CMD)
                {
                    int currentY = int.Parse(Console.ReadLine());
                    int currentX = int.Parse(Console.ReadLine());

                    if (currentX > width - 1) currentX = width - 1;

                    int count = 0;

                    for (int i = currentX; i >= 0; i--)
                    {
                        if (matrix[currentY, i] == 1) ++count;
                        matrix[currentY, i] = 0;
                    }

                    for (int i = count-1; i>=0 ; i--)
                    {
                        matrix[currentY, i] = 1;
                    }
                }
                else if (command == RIGHT_CMD)
                {
                    int currentY = int.Parse(Console.ReadLine());
                    int currentX = int.Parse(Console.ReadLine());

                    if (currentX < 0) currentX = 0;

                    int count = 0;

                    for (int i = currentX; i < width; i++)
                    {
                        if (matrix[currentY, i] == 1) ++count;
                        matrix[currentY, i] = 0;
                    }

                    for (int i = width-count; i < width; i++)
                    {
                        matrix[currentY, i] = 1;
                    }
                }
                else if (command == RESET_CMD)
                {
                    for (int row = 0; row < 8; row++)
                    {
                        int count = 0;
                        for (int col = 0; col < width; col++)
                        {
                            if (matrix[row, col] == 1) ++count;
                            matrix[row, col] = 0;
                        }

                        for (int j = 0; j < count; j++)
                        {
                            matrix[row, j] = 1;
                        }
                    }
                }

                command = Console.ReadLine();
            }

            int countFreeCells = 0;
            for (int col = 0; col < width; col++)
            {
                bool freeCell = true;
                for (int row = 0; row < 8; row++)
                {
                    if (matrix[row, col] == 1) freeCell = false;
                }
                if (freeCell) ++countFreeCells;
            }
            long sum = 0;

            for (int i = 0; i < 8; i++)
            {
                string str = "";
                for (int j = 0; j < width; j++)
                {
                    str += matrix[i, j];
                }
                long number = Convert.ToInt64(str, 2);
                sum += number;
            }

            sum *= countFreeCells;

            Console.WriteLine(sum);

        }
    }
}