Logic Masters Deutschland e.V.

Y-Sums

(Published on 22. December 2025, 21:36 by KNT)

Place the numbers from 1 to 8 exactly once in each row and column.

A number outside the grid indicates that the first Y numbers looking into the grid sum to that number, where Y is the Xth number from the direction of the clue, and X is the first number from the direction of the clue.

SudokuPad

penpa+

Solution code: Row 5, Column 5

Last changed on on 2. January 2026, 10:47

Solved by Myxo, Paletron, Piatato, mellowrobinson, marcmees, Nick Smirnov, Greg, tuturitu, h5663454, Playmaker6174, samuel1997, Yaoning, jkuo7, itweb, cyddrdrd, zuzanina, Franjo, oskode, mathpesto, Kozi, ... isajo4002, widjo, misko, Mr_tn, MagnusJosefsson, akodi, Zeld1, mahdiosm, AnnaTh, Kino, rmm466ss, Mark Sweep, ManuH, wullemuus, LeiZ123321, the_fat_goose, karlmortenlunna, Agent, ch1983, ibag
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Comments

on 13. January 2026, 11:43 by wullemuus
Very enjoyable!

P.S. Did you receive my comment to "Pentomino Sudoku"? I would really like to work through all of your puzzles, but got stuck here and there ;)

on 28. December 2025, 01:41 by Crusader175
Very nice!

on 23. December 2025, 17:51 by oskode
Fantastic puzzle with a ton of lovely moments sprinkled throughout. Thank you!

on 23. December 2025, 14:53 by cyddrdrd
Nice!

on 23. December 2025, 10:25 by Playmaker6174
Sweet solve with some funny interactions between certain clues x)

on 23. December 2025, 01:14 by marcmees
fun solving. Thanks

on 22. December 2025, 22:25 by Piatato
Lovely!

on 22. December 2025, 22:19 by Myxo
but y were they summing?

Difficulty:3
Rating:99 %
Solved:47 times
Observed:2 times
ID:000QO0

Enter solution

Solution code:

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