Logic Masters Deutschland e.V.

Keeping it between us

(Eingestellt am 21. März 2025, 14:17 Uhr von Fenners)

Another Construction puzzle with Yin-yang and between lines thrown in. Feedback appreciated and hope you enjoy!


Puzzle: Keeping it between us


Rules:

Place the digits 1-9 in each row, column and 9-cell region you construct.

Yin-Yang: Shade some cells such that all shaded cells are orthogonally connected and all unshaded cells are orthogonally connected. Additionally no 2x2 area of cells can be fully shaded or unshaded.

Between Lines: Digits on the lines between bulbs must be strictly in between the digits in the bulbs.

Chaos Construction: Bulbs on the same 'between line' share the same Yin-yang orientation. (Both shaded or both unshaded). A digit in a bulb indicates how many cells of the same shading orientation it can see in it's row and column, including itself. It cannot see past a shading of the opposite orientation. From the Yin-yang shading, construct nine 9-cell regions. Each region must be either fully shaded or fully unshaded.


Solve Online in SudokuPad

Lösungscode: Column 1, top to bottom, 9 digits no spaces:

Zuletzt geändert am 21. März 2025, 17:12 Uhr

Gelöst von GoogleEnPassant, jlaitio, lootyloot, NyarLancelot, zlotnleo, sahi1l, kamkam, SKORP17, gdc, jkuo7, CrypticCoyote, marcmees, dogfarts, gxorgx, lune, LehanLehan, Asphodel, cherryhaunt, delisacus, ... Suxamethonium, SincereEngineer, halakani, skwylcy, japanoise_breakfast, karlmortenlunna, Askloomok, nixxo, Jesper, pescirope, Cottie, h5663454, misko, sehringdipity, Kallor, BloodFalcon, Calvinball
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Kommentare

am 16. April 2025, 09:20 Uhr von Nemefish
Thoroughly satisfying. I find Chaos construction to be the end boss of Sudoku. Many chaos puzzles get bogged down during the irregular sudoku but I found this very smooth throughout.

am 2. April 2025, 22:59 Uhr von sirjames
Very satisfying

Zuletzt geändert am 29. März 2025, 13:09 Uhr

am 29. März 2025, 01:25 Uhr von Glasgow
Very nice!

——

Thanks Glasgow! - Fenners

am 23. März 2025, 14:43 Uhr von LehanLehan
Very beautiful construction, thank you very much for the puzzle.

Zuletzt geändert am 22. März 2025, 14:11 Uhr

am 21. März 2025, 19:36 Uhr von sahi1l
I quite enjoyed the puzzle! I liked how it divided into three phases: finding the Yin-Yang, finding the regions, and then the endgame.

———————-

Thank you! Glad you liked it — Fenners

Schwierigkeit:3
Bewertung:96 %
Gelöst:63 mal
Beobachtet:7 mal
ID:000MIP

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Lösungscode:

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