static void Main(string[] args)
{
Console.ForegroundColor = ConsoleColor.Green;
//readSudoku(@"C:\Users\obaysan\Desktop\sudoku.txt");
DateTime beginning = DateTime.Now;
SudokuGenerator gen = new SudokuGenerator();
Cell[,] sudoku = gen.generateSudoku(DifficultyLevel.levels.veteran);
SudokuSolver ss = new SudokuSolver();
ss.initialize(sudoku);
Console.WriteLine("INITIAL STATE");
ss.printSudoku();
ss.solveIt();
Console.WriteLine("-------------------------");
Console.WriteLine("SOLVED");
ss.printSudoku();
DateTime end = DateTime.Now;
long elapsedTicks = end.Ticks - beginning.Ticks;
TimeSpan elapsedSpan = new TimeSpan(elapsedTicks);
Console.WriteLine("Elapsed Time: " + elapsedSpan.Milliseconds + "ms");
Console.ReadKey();
}
static void readSudoku(string filePath)
{
TextReader reader = new StreamReader(filePath);
string puzzle = reader.ReadToEnd();
puzzle = puzzle.Trim('\r', ' ');
string[] lines = puzzle.Split('\n');
SudokuSolver ss = new SudokuSolver();
ss.initialize(lines);
if (ss.solveIt())
ss.printSudoku();
}