対角線ナンプレ むずかしい No.254
Every column, row and bold 3×3 box, and each of the 2 coloured diagonals, holds each digit 1 to 9 once.
Diagonal Sudoku Hard No.254puzzlelounge.app/nanpure
964355682861635493161235
Every column, row and bold 3×3 box, and each of the 2 coloured diagonals, holds each digit 1 to 9 once.
See the answer
896437125451296873237851946942678531318549762765123498173965284529384617684712359
Answer to Diagonal Sudoku Hard No.254
896437125451296873237851946942678531318549762765123498173965284529384617684712359
Diagonal Sudoku MediumDiagonal Sudoku HardDiagonal Sudoku Oni