Logic Masters Deutschland e.V.

Partition

(Eingestellt am 27. Juli 2023, 08:56 Uhr von 3good5you)

Rules:

Normal Sudoku rules apply.

Digits along diagonals pointed to by arrows outside the grid must sum to the number listed. Digits may repeat along the diagonal. (Little killer arrows)

Shade the entire grid with two colors such that each color forms an orthogonally connected area. No 2x2 region may be fully the same color. (Yin-yang)

A digit in a cell with arrows indicates the total number of other cells of the same color in the directions of the arrows, not counting itself; vision is not blocked.


Solve online:

Penpa

CtC Example of arrows:

Lösungscode: Row 5 (left to right, 9 digits, no spaces)

Zuletzt geändert am 28. Juli 2023, 22:02 Uhr

Gelöst von nuzzopa, sanabas, OutOfMyMindBRB, jkuo7, Asphodel, giladooshlon, deltameth, keaizhu, misko, starelev5, coreng, codewizard, DVFrank, PippoForte
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Kommentare

Zuletzt geändert am 5. Oktober 2023, 01:45 Uhr

am 4. Oktober 2023, 15:37 Uhr von codewizard
One of the best!

Reply: Thank you for the kind words!

Zuletzt geändert am 26. September 2023, 17:03 Uhr

am 24. September 2023, 22:58 Uhr von coreng
Love this puzzle. Very challenging, but very rewarding solve

Reply: Congrats and thank you!

Zuletzt geändert am 6. August 2023, 06:08 Uhr

am 4. August 2023, 02:24 Uhr von deltameth
Very nice puzzle!

I have strong tendency to interpret two arrows in the cell as that the number shows the count in each direction separately. Thanks to sanabas for improved wording but even with this improvement I missed that I need to sum the counts. At the end, examples were very helpful.

Reply: Thank you! Also, I'm glad I added the examples.

am 28. Juli 2023, 22:02 Uhr von 3good5you
Edit: Reworded rules

am 27. Juli 2023, 12:06 Uhr von 3good5you
Edit: added example of how arrows work

Schwierigkeit:4
Bewertung:94 %
Gelöst:14 mal
Beobachtet:1 mal
ID:000EM4

Rätselvariante

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Lösungscode:

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