using System;

public class Program

{

    public static string[] GenerateMinesweeperMap(int width, int height, int bombsCount)

    {

        string[] result_map = new string[height];

        int[,] num_map = new int[width+2, height+2];

        Random rnd = new Random();

        int row, col;

        int del_mines = 0;

        int neigh_mines;

        do

        {

            row = rnd.Next(height)+1;

            col=rnd.Next(width)+1;

            if (num_map[row,col] != 9)

            {

                num_map[row,col] = 9;

                del_mines ++;

            }           

        }       

        while (del_mines != bombsCount);

        for (row = 1; row <= height; row ++)

            for(col=1; col< width; col++)

                if (num_map[row,col] != 9)

                {

                    neigh_mines = 0;

                    if (num_map[row-1,col-1]==9) neigh_mines++;

                    if (num_map[row-1,col]==9) neigh_mines++;

                    if (num_map[row-1,col+1]==9) neigh_mines++;

                    if (num_map[row,col-1]==9) neigh_mines++;

                    if (num_map[row,col+1]==9) neigh_mines++;

                    if (num_map[row+1,col-1]==9) neigh_mines++;

                    if (num_map[row+1,col]==9) neigh_mines++;

                    if (num_map[row+1,col+1]==9) neigh_mines++;

                    num_map[row,col] = neigh_mines;

                }

        for (int i=0; i< height; i++)

        {

            string map_line = "";

            for (int j=0;j<width;j++)

            {

                if(num_map[i,j]==0) map_line += "''";

                else if(num_map[i,j]==9) map_line += "*";

                else

                {

                    map_line += num_map[i,j].ToString();

                }

            }

            result_map[i]= map_line;

        }

        return result_map;

    }

    public static void Main()

    {

        try

        {

            Console.Write("Width: ");

            int width = Convert.ToInt32(Console.ReadLine());

            if (width <= 2)

            {

                throw new Exception("There must be at least 3 columns!");

            }

            Console.Write("Height: ");          

            int height = Convert.ToInt32(Console.ReadLine());

            if (height <= 2)

            {

                throw new Exception("There must be at least 3 lines!");

            }

            Console.Write("Number of bombs: ");         

            int bombsCount = Convert.ToInt32(Console.ReadLine());

            if (bombsCount >= height*width)

            {

                throw new Exception("Too many bombs, dude!");

            }

            else if (bombsCount <= 0)

            {

                throw new Exception("Insufficient number of bombs!");

            }

            string[] result_map = GenerateMinesweeperMap(width, height, bombsCount);

            foreach(string line in result_map)

            {

                System.Console.WriteLine(line);

            }

        }

        catch

        {

            Console.WriteLine("Something went wrong!");

            throw;

        }               

    }

}