Logic Masters Deutschland e.V.

(Yin)German Pairrows

(Eingestellt am 6. Januar 2026, 20:10 Uhr von SennyK)

(Yin)German Pairrows

I am happy to present you the puzzle created for Scojo's prompt with region building puzzle driven by pairrows :-)

I would like to tell you that this is not a typical Yin-Yang puzzle, it can be fully solved without YY, so YY is like an add-on to the normal sudoku. You can do the YY after the sudoku is finished, but I think it is funnier to do the Yin-Yang in parallel with the sudoku, and I recommend it that way :-)

Shotout to DubiousMobius, who has created pairrows constraint.
You can try his brilliant 6x6 puzzle pack introducing this neat constraint here!
List of puzzles with pairrows

I hope you will enjoy and I would be really grateful for all the comments and ratings.

Normal sudoku rules apply.

Yin-Yang: Shade some cells in the grid so that all shaded cells are orthogonally connected, all unshaded cells are orthogonally connected, and no 2×2 region is entirely shaded or entirely unshaded.

German Yin-Yang Pairrows: If a clue cell with 2 arrows contains the digit N, then the two targeted cells N steps away in the indicated directions will have a difference of at least 5.

If the clue cell and one of the targeted cells also have a difference of at least 5, then both targeted cells belong to the same Yin-Yang region as one another (the clue cell may or may not belong to the same Yin-Yang region as its targets). Otherwise, both targeted cells belong to opposing Yin-Yang regions.

SudokuPad Link

If you liked this puzzle, I recommend trying out my other puzzles :-)

Lösungscode: Sixth (6th) row of the grid from left to right (with the symbol "/" marking borders between shaded and unshaded cells, e.g., 123/4567/89).

Zuletzt geändert am 13. September 2026, 15:22 Uhr

Gelöst von Mattisahuman, dangernoodle, sehringdipity, aqjhs, macronate, DubiousMobius, Aronana, playinggames, Altynbek , jkuo7, by81996672, PippoForte, bansalsaab, Siebuhh, zeniko, illegel, beansontoast_, ... ralphwaldo1, SFP, War, karlmortenlunna, Scojo, ole-1995a, dzamie, MaNCS, Neumino, bellaquill, Crulamin, GertVonnegut, susadoraku, lianarox, schnitzl, NEWS, widjo, ryugane, kangaroo, chet
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Kommentare

Zuletzt geändert am 13. Januar 2026, 19:31 Uhr

am 13. Januar 2026, 18:16 Uhr von War
Very fun pairrow puzzle. I do wish there was a way to make the YY necessary for the solve, as that would be more interesting.

SK: Thank you for the comment! Yeah, it did not work out for me, but if you would like to try nicely put pairrows puzzle with YY mattering for the solve, I highly recommend DubiousMobius Entropical Pairadise!

https://logic-masters.de/Raetselportal/Raetsel/zeigen.php?id=000LQC

Zuletzt geändert am 9. Januar 2026, 15:39 Uhr

am 9. Januar 2026, 14:32 Uhr von henrypijames
I was able to finish the sudoku using GW only, without doing YY at all!

SK: So in line with the description, nice! I hope you liked it :-)

am 7. Januar 2026, 07:08 Uhr von Aronana
Veery Awesome! Took two tries w/o the YY restrictions. Fun to paint at the end. Another classic from SennyK

am 7. Januar 2026, 02:22 Uhr von DubiousMobius
Great puzzle! Tricky and fun deductions throughout, and the yin yanging was refreshingly intricate. Excellent stuff, thanks for setting!

Schwierigkeit:4
Bewertung:91 %
Gelöst:45 mal
Beobachtet:3 mal
ID:000QW9

Rätselvariante Online-Solving-Tool Färberätsel

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Lösungscode:

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