対角線ナンプレ むずかしい No.177
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.177puzzlelounge.app/nanpure
268376185315295287488429
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
925641783786253941134798265472386519518479632693125874269834157351967428847512396
Answer to Diagonal Sudoku Hard No.177
925641783786253941134798265472386519518479632693125874269834157351967428847512396
Diagonal Sudoku MediumDiagonal Sudoku HardDiagonal Sudoku Oni