Logic Masters Deutschland e.V.

Foggy Winter Wonderland

(Published on 12. November 2025, 16:04 by Dee_Code)

Sudoku Rules

Normal Sudoku rules apply.

Sudokupad Link: Sudokupad

  • Adjacent digits along a green German Whisper line must have a difference of at least 5.
  • Adjacent digits along a yellow Anti-Kropki line cannot have a difference of 1.
  • A black dot between cells indicates cell values with a 2:1 ratio.
  • A white dot between cells indicates cells with consecutive values.
  • Not all dots are given.
  • A grey Palindrome line must read the same in both directions.
  • A cyan Sum line must have sections with digits that sum to the same value, with sections divided by the 3x3 boxes.
  • A magenta Renban line must have all unique digits that are sequential, but not necessarily in order.

Solution code: Bottom row, left to right.

Last changed on on 14. November 2025, 18:51

Solved by jalebc, superkinkel, BULL-TT, chippers, lutzreimer, sarabtx, Marshal on Mars, Rearden, ole-1995a, Joven, Lemonator, Zibl, Sarhik, Alce, lancer102rus, maniacaljackal, Merdock, maglia, killje, Uhu, ... grrz, Sudonym, Gizmo, whtshername, Hizuriya, Rollo, drmegadude, Nagesh, jahnicec, klizun, eriktenasbroek, kross, crwn, buffygoth, Blummy, Adaki, Supertaster, croo377, flaemmchen, Photyne
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Comments

on 14. November 2025, 18:51 by Dee_Code
Added extra starting lights to get rid of assumptions

on 14. November 2025, 18:46 by SudokuFan
I don't think there is a way to place the first digit without assuming that region sum lines don't branch

on 14. November 2025, 15:12 by TeddieMilo
Changed to yellow anti kropki helps a lot.
Took sometimes to break in but after that have nice flow. TQ!

on 14. November 2025, 14:18 by Supalea
Loved it ❤️

on 13. November 2025, 17:44 by Dee_Code
Replaced dark blue with yellow for better readability

on 13. November 2025, 02:34 by fishsaltyak
Dark blue line makes pencil marks very hard to read

on 12. November 2025, 23:31 by Dee_Code
Changed German translation to try to get rid of ambiguity

Last changed on 12. November 2025, 23:35

on 12. November 2025, 21:34 by Merdock
I think you described your anti-kropki rule incorrectly here. It says "Adjacent digits along a dark blue anti-Kropki line must not differ by more than 1" which sounds like they must be consecutive along the line. The rules in the puzzle link says they cannot have a difference of 1, which looks like the correct version of the anti-kropki rule.

Author(it is correct English, German was wrong)

Last changed on 12. November 2025, 18:20

on 12. November 2025, 18:20 by Dee_Code
Fog type wrong, new sudokupad link to fix the issue

Difficulty:1
Rating:84 %
Solved:101 times
Observed:0 times
ID:000Q36

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