Logic Masters Deutschland e.V.

4's and 7's

(Eingestellt am 26. Juli 2022, 21:20 Uhr von the_cogito)

Taking inspiration from the puzzle Vignettes by zetamath, I decided to set a 9x9 using these so-called doubler cells myself, I hope you enjoy!

Rules:
- Normal sudoku rules apply.
- Numbers along pink renban lines must form a set of unique consecutive numbers in any order.
- Additionally, one cell in every row, column, and box contains a doubler cell. For purposes of renban lines, a digit in a doubler cell counts for twice its value (For example, 2-3-2 could be a valid renban if one of the 2s were on a doubler cell, as it'd then effectively be 2-3-4, which is consecutive).

Setter's note: It's worth noting that not every doubler cell must be on a renban line. In such cases, a doubler cell would serve no function with respect to any renbans, but would prevent other doubler cells in its row, column, or box.

Solve on CTC App
Solve on f-puzzles

Lösungscode: Row 8, followed by column 2 (18 digits, no spaces)


Gelöst von KNT, Niverio, Schwupel, Xenonetix, CookieWookie, Dentones, Tilberg, grkles, laky, tallcat, FmrSudokuPhilosopher, thoughtbyte, cdwg2000, OGRussHood, PotatoHead21, SKORP17, Christounet, Gotroch
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Kommentare

am 21. November 2022, 16:08 Uhr von Christounet
Very fun puzzle with a nice use of doublers !
I was put off by an assumption I made based on previous solving experience with doubler puzzles, which most of the timz require the solver to find unique doublers... This caused a couple of unfortunate "i broke the puzzle" moments, until I read the rules again and realized my mistake... Silly me !

Thanks again for this !

am 17. August 2022, 20:12 Uhr von thoughtbyte
Very nice puzzle, lots of fun. Thanks @the_cogito!

am 16. August 2022, 22:43 Uhr von FmrSudokuPhilosopher
Very cool philosophy of sudoku

am 16. August 2022, 04:47 Uhr von tallcat
What a brilliant construction. Really nice telegraphing and i loved the use of doublers in the finale. Great stuff!

am 27. Juli 2022, 19:15 Uhr von grkles
Ooooooh i JUST understood the title. Gorgeous puzzle with unique logic!

am 26. Juli 2022, 21:28 Uhr von Schwupel
Great puzzle all the way through! Very nice mixture of difficulty and smoothness.

am 26. Juli 2022, 21:21 Uhr von Niverio
Very smooth puzzle, this one :)

am 26. Juli 2022, 21:21 Uhr von KNT
Very fun to test, the ending is great!

Schwierigkeit:4
Bewertung:92 %
Gelöst:18 mal
Beobachtet:4 mal
ID:000ALH

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