class program
{
    static void Main(string[] args)
    {
        Console.CursorVisible = false;
        char[,] map =
        {
            {'#','#','#','#','#','#','#','#','#','#','#','#','#','#','#','#'},
            {'#',' ',' ',' ',' ',' ',' ',' ',' ','#',' ',' ',' ',' ',' ','#'},
            {'#',' ',' ',' ','#','#','#','#',' ','#',' ','#','#','#',' ','#'},
            {'#',' ',' ',' ',' ',' ',' ','#',' ',' ',' ','#',' ',' ',' ','#'},
            {'#',' ',' ',' ',' ','#',' ','#','#',' ','#','#','#',' ','#','#'},
            {'#',' ','#','#',' ','#',' ',' ',' ',' ','#','#',' ',' ','#','#'},
            {'#',' ',' ',' ',' ','#','#','#','#',' ','#','#',' ','#','#','#'},
            {'#',' ','#','#',' ',' ',' ',' ','#',' ',' ',' ',' ','#','#','#'},
            {'#',' ','#','#',' ','#','#',' ','#','#','#',' ','#','#','#','#'},
            {'#',' ','#','#',' ','#','#',' ','#','#','#',' ',' ',' ',' ','#'},
            {'#','#','#','#','#','#','#','#','#','#','#','#','#','#','#','#'},
        };

        int userPositionX = 10;
        int userPositionY = 1;

        int userDirectionX = 0;
        int userDirectionY = 0;

        while (true)
        {
            DrawMap(map, userPositionX, userPositionY);
            Direction(map, ref userPositionX, ref userPositionY, ref userDirectionX, ref userDirectionY);
            Movement(map, ref userPositionX, ref userPositionY, userDirectionX, userDirectionY);
        }
    }

    static void DrawMap(char[,] array, int positionX, int positionY)
    {
        Console.SetCursorPosition(0,0);

        for (int i = 0; i < array.GetLength(0); i++)
        {
            for (int j = 0; j < array.GetLength(1); j++)
            {
                Console.Write(array[i, j]);
            }

            Console.WriteLine();
        }

        Console.SetCursorPosition(positionX, positionY);
        Console.WriteLine('@');
    }

    static void Direction(char[,] array, ref int positionX, ref int positionY, ref int directionX, ref int directionY)
    {
        ConsoleKeyInfo charKey = Console.ReadKey();

        switch (charKey.Key)
        {
            case ConsoleKey.UpArrow:
                directionX = 0;
                directionY = -1;
                break;

            case ConsoleKey.DownArrow:
                directionX = 0;
                directionY = 1;
                break;

            case ConsoleKey.LeftArrow:
                directionX = -1;
                directionY = 0;
                break;

            case ConsoleKey.RightArrow:
                directionX = 1;
                directionY = 0;
                break;
        }
        Console.Clear();
    }

    static void Movement(char[,] array, ref int positionX, ref int positionY, int directionX, int directionY)
    {
        if (array[positionY + directionY, positionX + directionX] != '#')
        {
            Console.SetCursorPosition(positionX, positionY);
            Console.WriteLine(" ");
            positionX += directionX;
            positionY += directionY;
            Console.SetCursorPosition(positionX, positionY);
            Console.WriteLine("@");
        }
    }
}