row -> column
column -> digit
digit -> row
If you are unfamiliar with this puzzle type, it may be a good idea to play around with the constraint a bit and/or try to solve this puzzle first, as it might give a didactically better introduction to its properties: 3D Killer Sudoku
Solution code: rows 3 and 8
on 3. August 2020, 23:58 by Madmahogany
Very efficient construction!
on 25. June 2020, 15:59 by SlowLarry
f-puzzles Link hinzugefügt
on 24. June 2020, 21:45 by SlowLarry
Formatierung