Wordflow / Sudoku
Medium Sudoku
8
6
5
4
2
7
5
1
2
6
3
8
6
1
7
2
3
4
1
5
8
6
3
8
6
9
4
9
3
2
2
6
8
9
9
5
6
Generators
Sudoku
Generate a classic 9 × 9 puzzle with a verified unique solution. Choose the clue density, preserve a seed, and download the challenge as a clean PDF.