There should be digits 1 to 9 in every
row, in every column and in every of the nine
3x3 blocks (sudoku rule).
There should be digits 1 to 9 in every of the
four shaded 3x3 regions (windoku rule).
Diagonal next but one cells should not contain
next but one digits.
Solution code: row 3 and row 9
on 14. June 2023, 02:51 by losingreallybadly
I found the instructions confusing.
Perhaps the instructions can be made more clear: "Diagonal next but one cells should not contain next but one digits." means "Two cells separated diagonally by one cell cannot differ by 2."
on 14. June 2023, 02:47 by losingreallybadly
Penpa+ link: https://tinyurl.com/2ajhzeza
on 6. February 2014, 22:12 by Oliver Strauß
Thank you surbier for the Windoku - I have still problems with this kind of puzzles. It's a good Training area for me.