Blackone

// Main.cs
// Author: Jeffrey Cartagena
//
//
using System;
using System.IO;
using System.Text.RegularExpressions;

namespace Minesweeper
{
    class MainClass
    {
        public static void Main(string[] args)
        {
            try
            {
                StreamReader inFile = new StreamReader("data.in");
                StreamWriter outFile = new StreamWriter("data.out");

                MatchCollection matches = Regex.Matches(inFile.ReadLine(), @"\d+");

                if(matches.Count != 2)
                    throw new Exception("Invalid input");

                int rows = Convert.ToInt32(matches[0].ToString()), cols = Convert.ToInt32(matches[1].ToString());
                int numField = 1;

                while(rows != 0 && cols != 0)
                {
                    char[,] field = new char[rows,cols];

                    for(int i=0; i < rows; i++)
                    {
                        for(int j=0; j < cols; j++)
                        {
                            field[i,j] = (char)inFile.Read();
                        //  Console.Write("{0} ", field[i,j]);
                        }
                        inFile.Read();
                        //Console.WriteLine();
                        //Console.Read();
                    }

                    CheckMines(field, rows, cols);

                    outFile.WriteLine("Field #{0}:",numField);
                    numField++;
                    for(int i=0; i < rows; i++)
                    {
                        for(int j=0; j < cols; j++)
                        {
                            outFile.Write(field[i,j]);
                        //  Console.Write(field[i,j]);
                        }
                        outFile.WriteLine();
                        //Console.WriteLine();
                        //Console.Read();
                    }
                    outFile.WriteLine();


                    matches = Regex.Matches(inFile.ReadLine(), @"\d+");

                    if(matches.Count != 2)
                        throw new Exception("Invalid input");

                    rows = Convert.ToInt32(matches[0].ToString());
                    cols = Convert.ToInt32(matches[1].ToString());
                }

                Console.Write("Finishing the program");
                Console.Read();
                inFile.Close();
                outFile.Close();
            }
            catch(System.IO.FileNotFoundException)
            {
                Console.Write("Input File not found");
                Console.Read();
            }
            catch
            {
                Console.Write("Invalid Input");
                Console.Read();
            }
        }

        private static void CheckMines(char[,] field, int rows, int cols)
        {
            int mines;
            for(int i=0; i < rows; i++)
            {
                for(int j=0; j < cols; j++)
                {
                    if(field[i,j] == '*')
                        continue;

                    mines = 0;
                    if(i == 0)
                    {
                        if(field[i+1,j] == '*')
                                mines++;

                        if(j == 0)
                        {
                            if(field[i,j+1] == '*')
                                mines++;
                            if(field[i+1,j+1] == '*')
                                mines++;
                        }
                        else if(j == cols-1)
                        {
                            if(field[i,j-1] == '*')
                                mines++;
                            if(field[i+1,j-1] == '*')
                                mines++;
                        }
                        else
                        {
                            if(field[i,j+1] == '*')
                                mines++;
                            if(field[i+1,j+1] == '*')
                                mines++;
                            if(field[i,j-1] == '*')
                                mines++;
                            if(field[i+1,j-1] == '*')
                                mines++;
                        }
                    }

                    else if(i == rows-1)
                    {
                        if(field[i-1,j] == '*')
                                mines++;

                        if(j == cols-1)
                        {
                            if(field[i,j-1] == '*')
                                mines++;
                            if(field[i-1,j-1] == '*')
                                mines++;

                        }
                        else if(j == 0)
                        {
                            if(field[i,j+1] == '*')
                                mines++;
                            if(field[i-1,j+1] == '*')
                                mines++;
                        }
                        else
                        {
                            if(field[i-1,j+1] == '*')
                                mines++;
                            if(field[i-1,j-1] == '*')
                                mines++;
                            if(field[i,j-1] == '*')
                                mines++;
                            if(field[i,j+1] == '*')
                                mines++;
                        }
                    }
                    else
                    {
                        if(field[i+1,j] == '*')
                                mines++;
                        if(field[i-1,j] == '*')
                                mines++;

                        if(j == 0)
                        {
                            if(field[i+1,j+1] == '*')
                                mines++;
                            if(field[i,j+1] == '*')
                                mines++;
                            if(field[i-1,j+1] == '*')
                                mines++;
                        }
                        else if(j == cols-1)
                        {
                            if(field[i+1,j-1] == '*')
                                mines++;
                            if(field[i,j-1] == '*')
                                mines++;
                            if(field[i-1,j-1] == '*')
                                mines++;
                        }
                        else
                        {
                            if(field[i+1,j-1] == '*')
                                mines++;
                            if(field[i,j-1] == '*')
                                mines++;
                            if(field[i-1,j-1] == '*')
                                mines++;
                            if(field[i+1,j+1] == '*')
                                mines++;
                            if(field[i,j+1] == '*')
                                mines++;
                            if(field[i-1,j+1] == '*')
                                mines++;
                        }
                    }
                    field[i,j] = (char)(mines + 0x30);
                //  Console.Write("{0} ",field[i,j]);
                }
                //Console.WriteLine();
            }
        }
    }
}