Logic Masters Deutschland e.V.

Distinct Arrangements (Quad Sums)

(Published on 4. March 2026, 10:00 by Crusader175)

Rules:

Normal 6x6 sudoku rules apply.

Quad Sums: Four digits around a circle may repeat, and one digit must equal the sum of the other three digits.

No two Quad Sums in the grid may contain the same set of four digits.
Puzzle Link: SudokuPad

My youtube channel on solving sudoku: Crusader Puzzle

Solution code: Row 1


Solved by SennyK, PjoeterBliep, gdc, ludvigr04, anton_anton, TVDK, Zibl, Iluvsodah, L00ping007, jjj, SingingFish, pjot, Andrewsarchus, RailMan, Sollun, Kenji769, Wetuts, JVA, SigridJ, Usagi101, Avron, ... Scojo, Supertaster, tyfus, clapslat, Spooof, dingledork, Flinty, olliwright, daninoz, Malakree, hermitko, jgarber, Chiefredhawk, TeddieMilo, MorsBe, fitzie, drf93, isajo4002, Tompzini, schachmett
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Comments

on 7. March 2026, 08:42 by fitzie
this is great. nice constraint, I wonder if it can work in a 9x9

on 5. March 2026, 08:55 by Wuschel
Very cool little puzzle, thanks!

on 4. March 2026, 19:47 by Archon
Very good! Filling in that first digit felt so nice.

on 4. March 2026, 17:05 by ademjaz
Loved it!

on 4. March 2026, 10:11 by SennyK
Very fun little puzzle, pure joy!

Difficulty:1
Rating:96 %
Solved:101 times
Observed:0 times
ID:000RQN

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