level: simple
1.....3.8.6.4..............2.3.1...........758.........7.5...6.....8.2...4....... | initial |
125976348369428517784351926253817694416293875897645132978532461631784259542169783 | solved |
level: simple
Top 95 Sudokus 062 [sudoku:top95] “95 Hard Puzzles”, http://magictour.free.fr/top95, or http://norvig.com/top95.txt