Logic Masters Deutschland e.V.

Region Sum & Quadruples Chaos

(Eingestellt am 24. Mai 2026, 01:52 Uhr von mellowrobinson)

Chaos Construction:

  • Chaos Construction: Divide the grid into nine orthogonally connected regions, and fill every cell with a digit from 1-9 so there aren't repeats in a row, column, or region.

Region Sum Lines:
  • Region borders split a blue line into segments, and every segment on a line has the same sum.
  • Disconnected segments in the same region are summed separately.
  • Every line crosses at least one region border.
  • Different lines may have different sums.
Quads:
  • Digits in a white circle must appear at least once in the four surrounding cells.


Click here to solve

Lösungscode: Row 2, with dashes for borders between regions. eg 123-456-7-89

Zuletzt geändert am 25. Mai 2026, 08:27 Uhr

Gelöst von Calvinball, MaizeGator, tryote, mihel111, jerbear29, Sotehr, onlainari, idanz, Crusader175, jordanza, rameshsrivats, Kino, Chefofdeath, redgecko, jlaitio, Elliott810, Piff, JustDoggy, Snookerfan, ... Dendr, spagheli, LeaVulpina, TitaniaLowe, hundertzwoelf, soupseason, ArkansasJones, novarielet, mathhead, eggig, Asphodel, ShadowNevio, DetroitPiston, jez9999, flygonist, guirigui, Ton, pshubes
Komplette Liste

Kommentare

Gestern, 16:36 Uhr von jez9999
Wow, didn't think I was gonna get this one but it gradually came together! I had some long pauses to think, though.

Zuletzt geändert Gestern, 14:36 Uhr

Gestern, 14:36 Uhr von ShadowNevio
solved a lot before regions really mattered - after that, i got to solve a pure CC. Not sure if this is intentional, but if it is, ITS FANTASTIC setting! thx!

am 28. Mai 2026, 23:59 Uhr von hundertzwoelf
What a beautiful puzzle! I loved the interaction between chaos construction and the RSLs, perfect execution!

am 28. Mai 2026, 22:25 Uhr von LeaVulpina
One of the very best CC puzzles I've solved.

am 28. Mai 2026, 17:26 Uhr von pmays123
Incredible! Thanks

am 27. Mai 2026, 22:18 Uhr von Playmaker6174
Lovely and fun puzzle, thanks :)

am 27. Mai 2026, 21:20 Uhr von Lithium-Ion
The best chaos construction puzzle I solved so far. Absolutely stunning construction. Thank you so much for sharing this beauty!

am 26. Mai 2026, 22:18 Uhr von Djirt
Спасибо, это было великолепное судоку!

am 26. Mai 2026, 17:22 Uhr von dkfan9
10/10, wonderful, thanks!

am 26. Mai 2026, 16:47 Uhr von Franjo
Thank you very much for creating and sharing this wonderful CC-puzzle.

am 26. Mai 2026, 16:07 Uhr von polcat
Amazing puzzle! Not exceptionally challenging, but certainly exceptionally fun. Thank you.

am 26. Mai 2026, 10:55 Uhr von Exigus
Wow, that was fantastic! Thanks!

am 25. Mai 2026, 18:30 Uhr von DaniK
Super nice puzzle!

am 25. Mai 2026, 16:00 Uhr von rojspencer
Challenging and very rewarding. Loved it.

am 25. Mai 2026, 08:26 Uhr von mellowrobinson
Removed German description, apologies. Thanks @Playmaker6174

am 25. Mai 2026, 08:22 Uhr von Playmaker6174
A minute of silence to anyone who tried to solve this one in German language version

am 24. Mai 2026, 22:30 Uhr von RedBarchetta
Incredible! This flows so well and uses plenty of nice Chaos-sudoku elements. I thought I broke it early on because I didn't think a certain region could do a thing, which it did. Great Shapes. Great setting, thanks!

am 24. Mai 2026, 20:21 Uhr von Chaka
Brillant!

am 24. Mai 2026, 19:40 Uhr von CitrusGremlin
Absolutely lovely puzzle. Took me about 90 minutes with a break for lunch. Adding this one to my favorites which is just slowly becoming a nice list of chaos construction puzzles.

am 24. Mai 2026, 19:00 Uhr von LayLowe
Lovely! Thanks for setting and sharing this beauty!

am 24. Mai 2026, 18:52 Uhr von madhupt
This is a very enjoyable puzzle. In CC puzzles, it is always such a pleasure to see the regions grow. In this one, the regions are formed so smoothly, without too much strain in the logic which makes it so beautiful. Thanks for sharing this.

am 24. Mai 2026, 15:16 Uhr von VitP
a "members only" puzzle - that's chaotic.

level 2

am 24. Mai 2026, 11:46 Uhr von Sinuit
Wow, thank you. The perfect CC puzzle for me. A constant level of difficulty all the way through and some very nice „aha“ moments.

am 24. Mai 2026, 10:48 Uhr von Snookerfan
Brilliant smooth puzzle, thanks!

am 24. Mai 2026, 07:39 Uhr von Chefofdeath
Very nice CC! Thanks for sharing!

am 24. Mai 2026, 05:42 Uhr von Crusader175
Very fun!

am 24. Mai 2026, 04:44 Uhr von mihel111
Amazing construction. Surprisingly fluent solve.

am 24. Mai 2026, 03:31 Uhr von Calvinball
Lovely CC mellow! Not too hard, not too easy, this one was JUSSSST right.

Schwierigkeit:3
Bewertung:99 %
Gelöst:188 mal
Beobachtet:4 mal
ID:000SZE

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