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Janet-Sudoku - Java Android .NET Sudoku Generator & Sudoku Solver Library

+ --- --- --- + --- --- --- + --- --- --- +
\ 9 \ 7 \
\ 1 \ 2 \
\ 2 \ 9 \ 3
+ --- --- --- + --- --- --- + --- --- --- +
\ 8 \ \
\ 1 \ 9 \
\ 5 \ 6 \
+ --- --- --- + --- --- --- + --- --- --- +
\ \ 7 \ 4
\ 1 \ 8 \
\ \ 3 \
+ --- --- --- + --- --- --- + --- --- --- +

Sudoku Solver API

  • simple solving
  • path / sequence leading to the solution
  • evaluating solution existence
  • finding all solutions
  • puzzle / solution loading / saving
  • solving randomization options
  • error handling (error codes, messages)

Sudoku Generator API

  • random generator
  • generator based on puzzle
  • generating randomization options
  • error handling (error codes, messages)

Store API enabling variety of operations

  • 160 built-in puzzle examples
  • A bunch of built-in operations enabling puzzle modification (i.e. rotation, reflection, swapping, permutation, ...)
  • Puzzle checking
  • Puzzle loading and saving
  • Rating puzzle difficulty

Janet Sudoku Demo App - command line tool based on the library

  • Puzzle loading
  • Puzzle generating
  • Puzzle evaluating
  • Puzzle solving
  • Puzzle rating
  • Puzzle saving

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Regression tests

  • Large number of regression / unit tests