Bishops on duty
(Published on 4. October 2026, 19:09 by Azvaril)
Hello. Recently, I was trying to set up something with a diagonal constraint, and the idea for this puzzle came to me midway through.
Don't forget about the global constraint.
Have a good time solving!
Solve on SudokuPad
Normal Sudoku: Every row, column, and 3×3 box must contain the digits 1 to 9 exactly once.
Dutch Whispers: Adjacent digits along an orange line must differ by at least 4.
Anti-diagonal 1s: Two 1s cannot be on the same diagonal in either direction, regardless of how far apart they are.
Solution code: Row 1, 9 digits from left to right.
Solved by jalebc, PippoForte, SKORP17, ManlyPebbles, AN_not_IO, TroublesomeOrca, bananajoe, karen_birgitta, lianarox, by81996672, palletpusher, potatojuiceultra
