Logic Masters Deutschland e.V.

GAS Peak

(Published on 4. September 2026, 19:38 by lgastako)

  • Normal Sudoku Rules: Fill each row, column, and 3x3 box with the digits 1-9 once each.
  • White Kropkis/Black Kropkis: Digits in cells separated by a white dot are consecutive. Digits in cells separated by a black dot have a 1:2 ratio.
  • Killer Cages: Digits in cages must not repeat and must sum to the number in the upper left corner of the cage (if present).
  • X/V: Cells separated by X must sum to 10. Cells separated by V must sum to 5. ALL V's are given (negative constraint applies).

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Solution code: Column 9 from top to bottom.

Last changed on on 7. September 2026, 20:43

Solved by jalebc, tiuhto, abs, L00ping007, Teithiwr, rlg, Rearden, jseng, flaemmchen, fuxia, buzzard, jcg5a, barnacle, MalcolmP, Mozart40, dielilla, Uhu, cmigas, ChristmasJumper, Merovius, michael_787, ... PinkNickels, robbaker292, xtmacxattack, Tompzini, RussKozerski, clapslat, zygeist, moss, busby, JayBird, diane, Baconator, fergus, Googleeyes, Anthony, Bos, pjot, Chiefredhawk, Godlord2, hearnicane
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Comments

on 7. September 2026, 20:43 by lgastako
Updated puzzle link to a version with a corrected rule

on 5. September 2026, 07:59 by JVA
Agree with barnacle, it is already a very easy puzzle without invoking the negative constraint

on 5. September 2026, 00:36 by josemadre
Fun!

on 4. September 2026, 20:55 by barnacle
Didn't need the negative constraint- but a fun puzzle nonetheless!

Difficulty:1
Rating:92 %
Solved:215 times
Observed:0 times
ID:000UOT

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Solution code:

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