using System;

namespace IMJunior
{
    class Program
    {
        static void Main(string[] args)
        {
            Map map = new Map();
            int lines = UserInput("строк", "строк");
            int columns = UserInput("столбцов", "столбцов");
            Console.Clear();

            map.DrawMap(lines, columns, '#');
            Console.CursorVisible = false;

            Position position = new Position(columns / 2, lines / 2);

            Render render = new Render();
            render.DrawPlayer(position.PositionX, position.PositionY);

            Console.ForegroundColor = ConsoleColor.White;
            Console.ReadLine();
        }
        static int UserInput(string message1, string message2)
        {
            int lines;

            while (true)
            {
                Console.Write($"введите кол-во {message1}: ");
                lines = Convert.ToInt32(Console.ReadLine());

                if (lines < 3)
                    Console.WriteLine($"Слишком мало {message2}!");
                else
                    break;
            }
            return lines;
        }
    }

    class Position
    {
        private int _posX;
        private int _posY;

        public int PositionX
        {
            get
            {
                return _posX;
            }
            private set
            {
                _posX = value;
            }
        }

        public int PositionY
        {
            get
            {
                return _posY;
            }
            private set
            {
                _posY = value;
            }
        }

        public Position(int posX, int posY)
        {
            _posX = posX;
            _posY = posY;
        }
    }

    class Map
    {
        private int _strokNumber;
        private int _stolbNumber;

        public void DrawMap(int lines, int columns, char symbol)
        {
            _strokNumber = lines;
            _stolbNumber = columns;
            char[,] map = new char[_strokNumber, _stolbNumber];

            for(int i = 0; i < map.GetLength(0); i++)
            {
                for(int j = 0; j < map.GetLength(1); j++)
                {
                    if (i == 0 || i == map.GetLength(0) - 1)
                    {
                        map[i, j] = symbol;
                        Console.Write(map[i, j]);
                    }
                    else
                    {
                        if(j == 0 || j == map.GetLength(1) - 1)
                            map[i, j] = symbol;
                        else
                            map[i, j] = ' ';
                        Console.Write(map[i, j]);
                    }
                }
                Console.WriteLine();
            }
        }
    }

    class Render
    {
        public void DrawPlayer(int x, int y)
        {
            Console.SetCursorPosition(x, y);
            Console.ForegroundColor = ConsoleColor.Green;
            Console.Write('@');
        }
    }
}