Ejemplo n.º 1
0
        public DifficultyType CheckSudokuDifficulty(SudokuCell[,] inputSudoku)
        {
            InitializeSudoku(inputSudoku);
            var easySudoku   = new EasySudokuTechniques(this);
            var mediumSudoku = new MediumSudokuTechniques(this);
            var hardSudoku   = new HardSudokuTechniques(this);

            counter = GetTheCountOfClues();

            var sudokuDifficulty = DifficultyType.Easy;

            while (true)
            {
                if (counter == 81)
                {
                    break;
                }

                if (!easySudoku.UseAllEasyTechniques())
                {
                    sudokuDifficulty = DifficultyType.Medium;
                    if (!mediumSudoku.UseNakedPairTechnique())
                    {
                        if (!mediumSudoku.UseNakedPairInBoxTechnique())
                        {
                            if (!mediumSudoku.UseCandidateLinesTechnique())
                            {
                                if (!mediumSudoku.UseX_WingTechnique())
                                {
                                    if (!mediumSudoku.UseUniqueRectangleTechnique())
                                    {
                                        sudokuDifficulty = DifficultyType.Hard;
                                        if (!hardSudoku.UseNishioTechnique(easySudoku, mediumSudoku))
                                        {
                                            sudokuDifficulty = DifficultyType.VeryHard;
                                            return(sudokuDifficulty);
                                        }
                                    }
                                }
                            }
                        }
                    }
                }
            }
            return(sudokuDifficulty);
        }
Ejemplo n.º 2
0
        public SudokuCell[,] SolveSudoku(SudokuCell[,] inputSudoku)
        {
            InitializeSudoku(inputSudoku);
            var easySudoku   = new EasySudokuTechniques(this);
            var mediumSudoku = new MediumSudokuTechniques(this);
            var hardSudoku   = new HardSudokuTechniques(this);

            counter = GetTheCountOfClues();

            while (true)
            {
                if (counter == 81)
                {
                    break;
                }

                if (!easySudoku.UseAllEasyTechniques())
                {
                    if (!mediumSudoku.UseNakedPairTechnique())
                    {
                        if (!mediumSudoku.UseNakedPairInBoxTechnique())
                        {
                            if (!mediumSudoku.UseCandidateLinesTechnique())
                            {
                                if (!mediumSudoku.UseX_WingTechnique())
                                {
                                    if (!mediumSudoku.UseUniqueRectangleTechnique())
                                    {
                                        if (!hardSudoku.SolveSudoku(easySudoku, mediumSudoku))
                                        {
                                            //Should NEVER enter this if statement!
                                            throw new ArgumentException("Problem with the sudoku!!!");
                                        }
                                    }
                                }
                            }
                        }
                    }
                }
            }
            return(this.sudoku);
        }