Sudoku puzzle generator, solver

Sudoku Puzzle generator and solver.

Generator Requirements:

- Must be able to create a puzzle (9x9 grid) in 4 difficulty level. (e.g. easy, medium, hard, expert) The puzzle data can be a simple comma delimited 81 digits. (9x9)

- The generator must also generate the answer for the puzzle.

Solver Requirements:

- The solver should be able to solve any (solvable) sudoku puzzle (the input is comma delimited 81 digits)

- Must take less than a second to solve the puzzle. (when running on Windows Phone device)

See below APIs...


/// Sudoku puzzle data.


public struct SudokuPuzzle



/// Seed for Random routine.


public int RandomSeed { get; set; }


/// Dificullty level from 0-100.


public int DifficultyLevel { get; set; }


/// Puzzle data. Comma-delimited text, with 81 digits represent numbers in each cell in 9x9 grids.

/// The digits order is left-to-right, then top-to-bottom. Use '0' to indicates blank cell.


public string Data { get; set; }


/// Puzzle solution.


public string Solution { get; set; }



/// Return SudokuPuzzle object based on randomSeed and desiredDifficultyLevel


/// When call with the same set of parameters, this function must generate the same SudokuPuzzle.

/// Number that use to seed the Random function.

/// Desired difficulty level. Easy = 0, Medium = 1, Hard = 2, Extreme = 3


public SudokuPuzzle CreateSudokuPuzzle(int randomSeed, int desiredDifficultyLevel);


/// Solve a given puzzle.


/// Puzzle to solve

/// Time limit. If the function takes longer than the limit, return false to indicate that the puzzle cannot be solved.

/// True if puzzle is solvable. Fasle if it can't be solve.

public bool SolveSudokuPuzzle(ref SudokuPuzzle inputPuzzle, int timeoutMS);

If you have any question, please contact us before bidding.

Skills: C# Programming, Windows Phone

See more: sudoku generator, puzzle solver, sudoku solver generator, puzzle random, random sudoku, puzzle windows phone, create sudoku puzzle, generate sudoku numbers, Sudoku solver, struct c programming, object based programming, extreme programming, c sharp object, c programming struct, c programming random number, cell phone programming, answer set programming, sudoku puzzle, windows phone 81, solver, phone numbers generator, seed random number generator, answer phone call, generator seed, puzzle generator

About the Employer:
( 6 reviews ) Sammamish, United States

Project ID: #4142639

Awarded to:


Hi! I would like to make this project for you.

$200 USD in 3 days
(3 Reviews)

2 freelancers are bidding on average $200 for this job


i am interested and fit your requirement . i am honest, dedicated,self-motivated, result oriented and time bound person. i deliver what you need.

$200 USD in 3 days
(9 Reviews)