Logic Masters Deutschland e.V.

Crossroads

(Published on 22. July 2025, 23:37 by sfushidahardy)

Crossroads

This puzzle was made for an impersonation competition. I was tasked with impersonating MSDOS (Matt Tressel). I hope you enjoy the puzzle!

Rules:
  • Normal Sudoku rules apply.
  • Entropy lines: Each set of 3 adjacent digits on a peach entropy line must contain a low digit {1,2,3}, a middle digit {4,5,6}, and a high digit {7,8,9}.
  • Arrows: Digits along an arrow line must sum to the digit in the attached circle.

Solution code: Row 1

Last changed on on 8. August 2025, 14:17

Solved by DubiousMobius, Calvinball, MaizeGator, SKORP17, sujoyku, sehringdipity, Piatato, Jagga, tuturitu, Calesch, fuxia, antiknight, Sotehr, cmigas, Elliott810, flyjim, Jdbskx, AvonD, Chefofdeath, gdc, sze, ... Tao519, arauwer, salsais, mercierus, virus_dave, LuridGraph, BorisTheSnake, scushuaishuai, Black_Doom, freshcoffee, Ye Nay Myo Han, Uhu, Epsiloneuclid, OGRussHood, agvard, CutieRainbow, joelth
Full list

Comments

on 25. July 2025, 23:53 by matthew.v
I really liked the deductions you could make from where the constraints interacted. Thanks for the great puzzle!

on 24. July 2025, 21:11 by Exigus
Very nice setup. Thanks!

on 24. July 2025, 12:44 by Christounet
Neat! Thanks :)

on 23. July 2025, 21:35 by damo_89
Lovely stuff. Just chipping away until I got my first, quite surprising, digits. Then a funky resolution to end.

on 23. July 2025, 21:15 by Blashyrkh
Yay I got to use my crayons. Awesome puzzle!

I especially liked that tougher bit right at the end (or maybe I missed something simpler).

on 23. July 2025, 14:53 by Qodec
Very very pretty!

on 23. July 2025, 11:13 by Snue
I loved how the two constraints played together :)

very fun solve - thanks for the puzzle ^^

Last changed on 23. July 2025, 10:30

on 23. July 2025, 10:29 by Snookerfan
Brilliant puzzle! Fun interactions all the way through. I rated it 4 stars for difficulty. Thank you

on 23. July 2025, 02:17 by antiknight
Amazing puzzle with surprising deductions!

on 23. July 2025, 00:44 by Piatato
Tougher than I expected, some fascinating interactions there!

on 23. July 2025, 00:27 by sujoyku
Hey sfushidahardy, has anyone seen you and Matt Tressel in the same room? :)
On a more serious note: Incredible puzzle! I absolutely loved it. Thank you for this wonderful construction!

on 22. July 2025, 23:43 by DubiousMobius
Elegant and beautiful. A great testament to both your and Matt's setting. Loved it!

Difficulty:3
Rating:96 %
Solved:123 times
Observed:3 times
ID:000OB7

Variant combination

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Solution code:

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