using System;

namespace Project
{
    class Program
    {
        public static void Main()
        {
            World world = new World(10, 10);

            for (int y = 0; y < 10; y++)
            {
                for (int x = 0; x < 10; x++)
                    Console.Write("{0} ", world.Get(x, y));
                Console.WriteLine();
            }
            Console.ReadKey();
        }
    }

    class World
    {
        private int[,] world;
        public int Width  { get; private set; }
        public int Height { get; private set; }

        public World(int width, int height, int defaultValue = 0)
        {
            world = new int[height, width];
            Width = width;
            Height = height;

            for (int y = 0; y < height; y++)
                for (int x = 0; x < width; x++)
                    Set(x, y, defaultValue);
        }

        public bool Check(int x, int y)
        {
            return x >= 0 && x < Width
                && y >= 0 && y < Height;
        }

        public int Get(int x, int y)
        {
            if (!Check(x, y))
                throw new Exception($"Out of bounds (x: {x}, y: {y})");

            return world[y, x];
        }

        public int Set(int x, int y, int value)
        {
            if (!Check(x, y))
                throw new Exception($"Out of bounds (x: {x}, y: {y})");

            return world[y, x];
        }
    }
}