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, ... MagnusJosefsson, akodi, Zeld1, mahdiosm, AnnaTh, Kino, rmm466ss, Mark Sweep, ManuH, wullemuus, LeiZ123321, the_fat_goose, karlmortenlunna, Agent, ch1983, ibag, MountBecton, tallcat, cornuto, Sewerin
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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:98 %
Solved:51 times
Observed:5 times
ID:000QO0

Enter solution

Solution code:

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