CHALLENGE
(Published on 16. September 2026, 17:02 by DocLogic)
Thermometer: digits increase, starting from the bulb.
Blue dots link cells with two even digits.
Red dots link cells with two odd digits.
Yellow dots link two cells with one even and one odd digit.
Sudokupad: Link to Sudokupad
F-Puzzles-Link: F-Puzzles link
PS: if you like this puzzle, please also have a look at another Sudoku with the same rule set:
Solution code: the right column
Comments
on 25. September 2026, 05:25 by DulP
01:06:50
on 17. September 2026, 17:06 by greemi01
Wow. What a great puzzle!!!
on 17. September 2026, 17:03 by KeenanN
Challenge accepted... and thoroughly enjoyed as well! Thank you for this puzzle, DocLogic! I found the solution incredibly smooth.
on 17. September 2026, 07:07 by ggwp
wow that was such a doozy of a puzzle. so beautiful how it ended up working together!! 10/10
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Thanks for your very nice comment!
on 17. September 2026, 00:59 by mihel111
The right column! All my columns are right! ;-)
Nice puzzle.
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Hahaha, of course they are, thanks for your nice comment!
