dyoung522 / sudoku_tools

CLI tools to verify, solve, or create Sudoku Puzzels

SudokuTools

This is a toolbox for Sudoku puzzles.

Installation

$ gem install sudoku_tools

Usage

To use:

$ sudoku --file filename <command>

When necessary, the tool will read a text file containing 9 lines of numbers, where each line represents a row in your puzzle. Use 0 to indicate blank entries.

example:

123456789
456789123
789123456
234567891
567891234
891234567
345678912
678912345
912345678

Available Commands

• validate: Validates a given puzzle
• solve: Solves a given puzzle (coming soon)
• create: Creates a new and valid puzzle (coming soon)

Development

After checking out the repo, run bin/setup to install dependencies. Then, run rake test to run the tests. You can also run bin/console for an interactive prompt that will allow you to experiment.

To install this gem onto your local machine, run bundle exec rake install. To release a new version, update the version number in version.rb, and then run bundle exec rake release, which will create a git tag for the version, push git commits and the created tag, and push the .gem file to rubygems.org.

Contributing

Bug reports and pull requests are welcome on GitHub at https://github.com/dyoung522/sudoku_tools.