Sudoku Solver

Sudoku Solver


Sudoku is a logic-based number-placement puzzle. The objective is to fill a 9×9 grid with digits so that each column, each row and each 3×3 sub-grid contains all of the digits from 1 to 9. The puzzle creator provides a partially completed grid, which typically has a unique solution.

For more information about this game, you should report to this site .

For example, the following grid

initial_grid gives the result: result_grid

gives the result:

A puzzle is represented as a list of lists with digits. A zero value means that the value hasn't been set.

Input: The initial 9x9 grid composed by integers as a list of lists.

Output: The result of the sudoku as a list of lists.


    checkio([[5, 0, 0, 7, 1, 9,...
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CheckiO Extensions

CheckiO Extensions allow you to use local files to solve missions. More info in a blog post.

In order to install CheckiO client you'll need installed Python (version at least 3.8)

Install CheckiO Client first:

pip3 install checkio_client

Configure your tool

checkio --domain=py config --key=

Sync solutions into your local folder

checkio sync

(in beta testing) Launch local server so your browser can use it and sync solution between local file end extension on the fly. (doesn't work for safari)

checkio serv -d

Alternatevly, you can install Chrome extension or FF addon

checkio install-plugin
checkio install-plugin --ff
checkio install-plugin --chromium

Read more here about other functionality that the checkio client provides. Feel free to submit an issue in case of any difficulties.

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