Kropki Pairs: Cells separated by a white dot must contain consecutive digits. Cells separated by a black dot must contain digits in a ratio of 2:1
XV pairs: Cells separated by an X must contain digits summing to 10. Cells separated by a V must contain digits summing to 5.
Not all possible Xs, Vs, and dots are given.
f-puzzles: https://f-puzzles.com/?id=ybthofzk
CTC: https://tinyurl.com/mr49fdyn
Solution code: Row 4 + Column 1 (18 digits)
on 17. April 2022, 18:47 by kolot
Another cleverly designed puzzle with some beautiful deductions.
on 24. January 2022, 17:18 by djorr
Very cool break-in! Loved it, thank you!
on 24. January 2022, 16:08 by Chester_Aurion
not too hard overall, very nice break in and fairly straightforward after