Logic Masters Deutschland e.V.

Let's Get Quacking!

(Eingestellt am 18. Juli 2025, 20:51 Uhr von SkepticalMario)

Let's Get Quacking! by Skeptical Mario


Rules:

Normal suducku rules apply. Place digits from 1-9 into each cell without repeating in a row, column, or 3x3 box.

Draw paths between the ducks such that each duck is connected to exactly one other duck. (Each duck is the start or end point of a path.) The paths travel orthogonally between the centers of cells and do not branch. In addition, the paths act as duck whisper lines; adjacent digits on each path must differ by 4 or more.

The digit in the blossom of a sumflower is the sum of the digits on its stem.

Box borders divide the pond into groups of cells with the same sum.

Digits separated by a bee sum to 5; not all bees are given.


Play the puzzle on Suduckupad

I hope you enjoy the puzzle! :-)

Lösungscode: The digits on the duck path starting from the duck in r9c7


Gelöst von Starlight, Ramez, cozmic72, 379475229, gdc, Freegerator, Exigus, vitaminz, mandourin, kangaroo, Nightmare2805, Jerney, Bimatalajati, DaVici
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Kommentare

am 9. November 2025, 07:10 Uhr von kangaroo
Very nice puzzle!
I had some bold guesses which I think to rigorously prove takes a long time. But turned out that those lemmas are right and hence saved a lot of time saving this puzzle.

am 20. Juli 2025, 13:24 Uhr von Exigus
Beautiful puzzle. Thanks!

am 19. Juli 2025, 21:44 Uhr von Freegerator
I got sduck a few times but I finally quacked it

am 19. Juli 2025, 01:34 Uhr von cozmic72
Quack!

am 19. Juli 2025, 01:29 Uhr von Ramez
What a lovely puzzle indeed! I enjoyed every bit of it. Thank you for setting and sharing this beautiful sudoku :)

am 18. Juli 2025, 22:39 Uhr von Starlight
Fun and enjoyable puzzle. Was tricky at times but I got there.

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Gelöst:14 mal
Beobachtet:6 mal
ID:000O9P

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