Normal sudoku rules apply.
Digits on blue 'region sum' lines have an equal sum N within each box it passes through.
Adjacent digits in green 'whisper lines' must differ by at least 5.
Have fun, leave a comment if you enjoy the puzzle!
Solution code: Column 8 followed by column 9.
on 18. November 2024, 08:21 by m0rkoli
I might say this felt almost like 3,5-4 star difficulty.
-- Groktilian: Thank you for the feedback and the solve m0rkoli! :) I really appreciate it. I'm still not great at gauging difficulty.
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