This puzzle can be solved on SudokuPad
Normal Sudoku rules apply.
XV Lines: Grey lines can be split into segments that sum to 5 or 10.
German Whispers: Two cells connected by a green German whisper line must have a difference of at least 5.
Solution code: Row 2 left to right
on 22. December 2025, 00:24 by CitrusGremlin
can one XV line have both five sums and ten sums as part of it?
EDIT: Nevermind, the line in box 2 couldn't work if it was limited to just one or the other.