German Whispers: Along a green line neighboring digits must have values differing by at least 5.
Halvers: One cell in each row, each column, and each box is a halver. For the purposes of whisper lines, the value of a halver is half of the digit placed in it. No two halvers may contain the same digit.
f-puzzles: https://f-puzzles.com/?id=2jjxc6fv
CTC: https://tinyurl.com/3fm8dd8j
Solution code: Column 7 followed by the digits in halvers listed from row 1 to row 9 (18 digits)
on 18. October 2024, 17:13 by SSG
Added Modifier Cells tag
on 20. November 2022, 10:17 by lsw770770
very nice!!!