対角線ナンプレ むずかしい No.299
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.299puzzlelounge.app/nanpure
147625397686419269645312
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
892736154315948762476215398937462815268571943541893276789624531653189427124357689
Answer to Diagonal Sudoku Hard No.299
892736154315948762476215398937462815268571943541893276789624531653189427124357689
Diagonal Sudoku MediumDiagonal Sudoku HardDiagonal Sudoku Oni