Logic Masters Deutschland e.V.

Parity Hammer

(Published on 27. December 2025, 08:28 by cygne)

Parity Hammer by Cygne

Rules

  • Normal Sudoku rules apply.
  • Digits along a red Parity line alternate between odds and evens.
  • Digits in a Quadruple circle must appear in the surrounding four cells.

Play in SudokuPad

I always have fun setting puzzles with a lot of radial symmetry like this one. Hope you enjoy!

Solution code: Row 2 digits, left to right

Last changed on on 29. December 2025, 17:45

Solved by jordanza, PatJoyce, Paper Boat, EnotiAndy, luoji, Goembi, zhangjinyang, TeddieMilo, Fisherman, pjot, xiaozhu, zonny, NineK, Blombit, tiuhto, L00ping007, Majesteit, micjo, Harold, buzzard, ... Rüdiger, OGRussHood, taco.bella, TheJRMY, Uhu, koiking, Houseofpraise, Jastucreudo, teuthida, nimish, timww572, DK_48, johnreid, severinus, Photyne, kross, Wunderwald, strangelyinsane, rcg
Full list

Comments

on 29. December 2025, 17:45 by cygne
Correct typo in description

on 28. December 2025, 14:32 by Fra314
Sweet!

on 28. December 2025, 03:42 by TomT
Great puzzle

on 27. December 2025, 14:27 by rojspencer
Very enjoyable parity puzzle.

on 27. December 2025, 09:03 by Paper Boat
Great gas puzzle, thanks for the set.

Difficulty:1
Rating:90 %
Solved:171 times
Observed:0 times
ID:000QPF

Puzzle variant Variant combination New Online solving tool

Enter solution

Solution code:

Login