Logic Masters Deutschland e.V.

Pirates' Whisper

(Published on 4. March 2023, 13:46 by sujoyku)

After publishing my first Pirate sudoku, I decided to construct a puzzle that combines the pirate constraint with different Sudoku variants. An obvious candidate was to add German whisper lines. Would it be possible to build a puzzle with only these two constraints? Maybe even without any given digit in the starting grid? I have not yet managed to construct a puzzle in this pure form. The closest I came is the following puzzle. Besides the pirate constraint and two German whisper lines I had to add four given digits and one renban line. As always your feedback is highly appreciated. I wish you happy solving.

- Normal Sudoku rules apply.

- Pirate Sudoku: The digits 5 represent treasures which are protected by pirates (digits 1 to 4) from commoners (digits 6 to 9). Each treasure is orthogonally adjacent only to pirates and never orthogonally adjacent to a commoner. In other words: Any digit orthogonally adjacent to a 5 has a value of at most 4.

- German Whisper lines: Adjacent digits on a green line must have a difference of at least 5.

- Renban line: The purple line contains a set of consecutive non-repeating digits in any order.

Here you can solve the puzzle online:

Solve on f-puzzles

Solve on CtC

Solution code: Row 9 followed by Column 1, from left to right resp. from top to bottom (18 digits in total)


Solved by belfieldtj, zuzanina, tiuhto, pepe74287, Debba, Chelo, efnenu, kkli, Azumagao, Iluvsodah, Jlrice2, cathematician, h5663454, mutex, Calvinball, mcc, lutzreimer, Paquet Voleur, AvonD, BMEP, rictech, ... Cyrion, EmX68, abadx, PippoForte, dennischen, seeppp, PinkNickels, NRB, trashghost, Woody03130, Uhu, moss, dingledork, Christovaneeden, SevenSplitRoad, abihummel, latters176, Lenivaya_Joppa, Ygoo
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Comments

Last changed on 13. October 2024, 21:11

on 12. October 2024, 23:32 by Lenivaya_Joppa
Thank you for this nice puzzle, dear sujoyku! :)

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Thank you for your comment, Lenivaya_Joppa! I am glad that you liked the puzzle.
Kind regards, sujoyku

Last changed on 21. October 2023, 22:04

on 20. October 2023, 20:31 by PinkNickels
Super fun one, a little coloring goes a long way!

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Thank you for your comment, PinkNickels! I am glad that you had fun with the puzzle.
Kind regards, sujoyku

Last changed on 27. August 2023, 09:49

on 27. August 2023, 07:46 by Cyrion
Enjoyful puzzle! I really liked the Pirate rule. And the combination with the German Wispers was nice. Thanks!

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Thank you for your comment, Cyrion! I am glad that you like the pirate sudoku rules and enjoyed the solve. The idea of combining pirate sudoku with German whispers came from the observation that both constraints affect the high/low-polarity. Maybe I will come back to it and try to set a puzzle without given digits.
Kind regards, sujoyku

Last changed on 7. March 2023, 11:48

on 7. March 2023, 01:09 by MarthaB
Fun puzzle!

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Thank you for your comment, MarthaB! I am glad you had a fun solve.
Kind regards, sujoyku

Last changed on 5. March 2023, 21:24

on 5. March 2023, 20:42 by alhobj
Thank you for a fun and nice puzzle! Like dlandrum17 writes it is not too difficult but it still makes you think.

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Thank you for your comment, alhobj! I am glad that you enjoyed the puzzle.
Kind regards, sujoyku

Last changed on 5. March 2023, 09:23

on 5. March 2023, 06:39 by dlandrum17
I absolutely loved this puzzle. Such a delightful solve. Not too hard but enough to make you think. Beautiful interaction between pirate and German whispers. Great job. Love this pirate rule. Keep it coming.

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Thank you for your kind words, dlandrum17! I am very happy how you regard the puzzle as the interaction of the pirate constraint and German whispers was its core idea.
Kind regard, sujoyku

Last changed on 5. March 2023, 09:18

on 4. March 2023, 21:10 by Arlo Lipof
What a joy to solve, thanks!

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Thank you for your comment, Arlo Lipof! For me it also was a joy to set the puzzle. It is very encouraging to hear that you like the puzzle.
Kind regards, sujoyku

Last changed on 4. March 2023, 15:38

on 4. March 2023, 15:08 by Chelo
What a fun this Pirate constraint!.. Thank you @sujoyku for this nice idea

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Thank you for your kind words, Chelo! I am glad you enjoyed this variant. Just to be clear: the Pirate Sudoku is not my invention. I learned about its rule set in the qualification for the German Sudoku championship.
Kind regards, sujoyku

Difficulty:2
Rating:89 %
Solved:158 times
Observed:7 times
ID:000D5Y

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Solution code:

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