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();
}
/*
* Difficuly Level
*/
public Cell[,] generateSudoku(DifficultyLevel.levels level)
{
int willOpen = 0;
switch (level)
{
case DifficultyLevel.levels.easy:
willOpen = 30;
break;
case DifficultyLevel.levels.normal:
willOpen = 25;
break;
case DifficultyLevel.levels.harder:
willOpen = 20;
break;
case DifficultyLevel.levels.veteran:
willOpen = 15;
break;
}
for (int i = 0; i < 9; i++)
for (int j = 0; j < 9; j++)
{
sudoku[i, j] = new Cell();
tmp[i, j] = new Cell();
}
SudokuSolver ss = new SudokuSolver();
ss.initialize(sudoku);
Random rand = new Random();
while (true)
{
for (int i = 0; i < willOpen; )
{
int row = rand.Next(0, 8);
int col = rand.Next(0, 8);
if (sudoku[row, col].value == 0)
{
int value = rand.Next(1, 9);
while (!isValid(row, col, value))
value = rand.Next(1, 9);
Cell cell = new Cell();
cell.row = row;
cell.column = col;
cell.value = value;
points.Add(cell);
sudoku[row, col].value = value;
i++;
}
}
if (ss.solveIt())
break;
else
{
clearSudoku();
ss.initialize(sudoku);
}
}
maskIt();
return sudoku;
}
