Logic Masters Deutschland e.V.

Diagon Alley

(Published on 4. August 2026, 21:46 by chameleon)

4x4 sudoku: Place digits from 1 to 4 in every row, column and 2x2 box without repeats.
Doubler cells: There are four doubler cells in the grid, one in every row, column, and box. Each digit from 1 to 4 appears in a doubler cell exactly once. A doubler cell's value counts as double its digit.
Arrows: VALUES along an arrow sum to the VALUE shown in the circled cells.



Solve online: SudokuPad

Solution code: digits in row 1 and row 2, excluding the doubler cells


Solved by Piatato, gkammer, Flinty, SKORP17, bollapapale, RickiFerrara, iEtsh, emoney1374, Iluvsodah, mrhayb, ryba, cmigas, SeveNateNine, sujoyku, raaaaa, RockyRoer, lootyloot, CaptainNope, rocky, brandon_bot, ... tallcat, Sudokode, Jorava, metacom, eladv, yttrio, Nonio7, dorverbin, Crul, adam001, pmatos, lifeless, drf93, Phandor, -Tsigje-, david.woitkowski, isajo4002, kelvin, garomo, kangaroo
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Comments

on 5. August 2026, 22:46 by CarnacTheMagnificent
This one required some thinking, but I got it. Thanks for sharing.

Last changed on 6. August 2026, 02:14

on 5. August 2026, 22:22 by SanFranSam
I was able to figure out three things that must be true by logic. But after that it was a bit of trial and error. Still and all took about 10 minutes for a beginner.

on 5. August 2026, 13:52 by amirs
Cute puzzle. Might be a bit tricky for those that are less experienced with doublers, should be a quick snack for others.

on 5. August 2026, 04:30 by rocky
trickier than I expected, but pleasantly so!

on 5. August 2026, 03:30 by RockyRoer
Nice! Stuffed quite a bit of logic within just 16 cells!

on 5. August 2026, 02:09 by sujoyku
Very neat! Thank you for this snackdoku, chameleon!

on 4. August 2026, 22:17 by Piatato
Cute!

Difficulty:1
Rating:89 %
Solved:72 times
Observed:1 times
ID:000U72

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Solution code:

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