Logic Masters Deutschland e.V.

Your Own Medicine (Satan 2025)

(Published on 20. March 2026, 23:49 by MathGuy_12)

This was set as Niverio's Secret Satan Gift 2025, part 2. Be sure to check out part 1 of the gift. Thanks to everyone who helped make this event happen, particularly to Andrewsarchus, mnasti2, and ThePedallingPianist for testing/puzzle help! After finishing the puzzle from part 1, Niv was greeted with the images below. This particular puzzle was inspired by Boxes Clash, a puzzle with a ruleset invented by Niv himself!

SudokuPad Link (and with note-taking spaces)

Rules:

  • Normal sudoku rules apply

  • Clues outside the grid give the multiplication of the box sums that the diagonal passes through. Example: the 54 clue means that (r6c9) * (r7c8 + r8c7) * (r9c6) = 54

  • Digits in cages multiply to the given value. Digits may repeat within a cage if allowed by other rules.

Solution code: Row 1

Last changed on on 20. March 2026, 23:56

Solved by Andrewsarchus, zzw, Simon Yuan, SKORP17, JayForty, Niverio, han233ing, SPring, pagedo, aqjhs, War, Playmaker6174, skuntsel, BlazingSnow, NEWS, Yaoning, steeto, MonsieurTRISTE, SXH, cyddrdrd, dovisutu, hawson2003, rehoo885, raaaaa, zhan, CutieRainbow, clock
Full list

Comments

on 8. April 2026, 08:42 by hawson2003
love it. Very interesting rules and designs.

on 7. April 2026, 12:32 by cyddrdrd
I love my calculator.

on 31. March 2026, 04:02 by skuntsel
Insanely wonderful puzzle, had a great time solving it. Very tricky break-in that requires some cpu capabilities for factorization and memorization, but after some nodes have fallen, everything collapses in a domino effect. Amazing gift, thank you MathGuy_12!

on 28. March 2026, 05:41 by Playmaker6174
A great pleasure to solve this lovely gift! Took some brainstorm works to get started in this one but the main ideas were executed nicely, and the flow afterwards was great fun to follow through :)

on 27. March 2026, 16:18 by War
The note space was a nice necessity for me, tracking all the 237s

Last changed on 24. March 2026, 00:40

on 24. March 2026, 00:37 by pagedo
Loved it - especially the 672 cages. Prime factorization at its best.

on 22. March 2026, 16:51 by Niverio
That did hurt my brain, what a puzzle! The ideas in it are definitely inspired but also very much unique in the best way.

on 21. March 2026, 00:02 by Andrewsarchus
Brilliant puzzle! and nice to see Niv get a taste of his own medicine XD

Difficulty:5
Rating:92 %
Solved:27 times
Observed:0 times
ID:000RW7

Arithmetic puzzle

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Solution code:

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