Monthly Puzzle Ratings
Monthly Sudoku Ratings
Posts Active Today
World Sudoku & Puzzle Championship - 2017
World Sudoku & Puzzle Convention - 2021
LMI Book - Sudoku Mix Vol #1
PR 2022 R6 - MII & Object Placement
Jun - 10
Posting a reply to: Re: 2021 WS+PC Time Trials
You are replying to:
@ 2021-11-19 3:07 AM (
#30022 - in reply to #29698
Country : India
posted @ 2021-11-19 3:07 AM
The grey shading is for aesthetic purposes only. You may use some other colours to determine shaded and unshaded areas.
The unshaded cells do not need to be a single contiguous region, only the shaded cells need to be. The unshaded cells just have the shape restrictions.