Parity Diagonal Sudoku
Each row, column and region, and each of the two main diagonals, must contain the digits from 1 to 9.
Additionally, on the same main diagonal,two cells symmetrical with the central point have the same even/odd parity.
Click enter Penpa+Thanks Dandelo.
Click enter Double Arrow Sudoku
Solution code: Both main diagonals, first from top left to bottom right and then from top right to bottom left.
on 16. April 2022, 12:26 by Dandelo
Short penpa+ link:
https://tinyurl.com/y48ngv3p