Logic Masters Deutschland e.V.

Entropic Circuit

(Published on 10. October 2024, 21:24 by sujoyku)

This puzzle resulted from playing around with entropy lines and quads. I hope it is approachable and fun to solve. Many thanks to all testers on the CTC discord server! As always, your feedback in the comments is highly appreciated. I wish you joyful solving!

- Normal sudoku rules apply, i.e. each row, column and 3x3 region has to contain the digits from 1 to 9 once each.

- Entropy lines: Every set of three adjacent digits on an orange line must include a low digit (1, 2, 3), a medium digit (4, 5, 6), and a high digit (7, 8, 9).

- Quadruple: Digits in a circle must appear in the four surrounding cells.

Here you can solve the puzzle online:

Solve on Sudokupad

Solution code: Row 5 from left to right (9 digits in total)


Solved by Piff, SKORP17, pythonssssss, Calvinball, ananth, fuxia, Qodec, OutOfMyMindBRB, galium_odoratum, avishai, rstarks, sorryimLate, Tomacco, two_halves1, NeroChaos, terrible_casserole, stramosk, ... elulue, TommyHMBK, Raistlen, Nillivar, eloiseb75, Arrtho, PippoForte, johnreid, Askloomok, sprinkle13, aquariumas, roscommon, alyonkim, kima2008, jklimp, Hieronymus, cascadeshiker, DylanRay, EmX68
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Comments

Last changed on 28. February 2025, 19:53

on 28. February 2025, 13:13 by ParaNox
What a fantastic combination of my two favourite constraints. :)

**
Thank you for your comment, ParaNox! It is great to hear you enjoyed the combination.
Kind regards, sujoyku

Last changed on 13. January 2025, 14:23

on 13. January 2025, 02:33 by Frank Puzzles
https://youtu.be/HFT3rnKd6Mk

Here's my solve of your puzzle. Fun combination of entropic and quad circles!

**
Thank you for the feature and your comment, Frank Puzzles! It is great to hear you had a fun solve.
Kind regards, sujoyku

Last changed on 16. October 2024, 18:02

on 16. October 2024, 13:28 by ValentinL
Smooth solve from start to finish, nice one ! :)

**
Thank you for your comment, ValentinL! I am glad you liked the puzzle and enjoyed a smooth solve.
Kind regards, sujoyku

on 11. October 2024, 15:43 by sujoyku
You are much welcome, @RedBarchetta, @Lenivaya_Joppa, @PinkNickels and @Ragna! Thank you for your lovely comments. I am glad that you enjoyed the puzzle.
Kind regards, sujoyku

on 11. October 2024, 15:17 by Ragna
Fun puzzle, good flow! Thank you. :-)

on 11. October 2024, 14:20 by PinkNickels
Very approachable and fun. Managed in 6:55 today. Loved the set-up

on 11. October 2024, 10:24 by Lenivaya_Joppa
Thank you for this nice puzzle, dear sujoyku! :)

on 11. October 2024, 07:52 by RedBarchetta
Very nice, thanks sujoyku!

Difficulty:2
Rating:94 %
Solved:249 times
Observed:10 times
ID:000K7X

Enter solution

Solution code:

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