6
8
9
4
2
4
9
7
3
9
1
8
7
5
2
1
1
6
3
4
6
8
5
4
8
7
3
6
Time 00:00
Mistakes 0
Ready
Medium Sudoku #45
You will want pencil marks: locked candidates, pairs and triples.
| Difficulty | Medium |
| Clues given | 28 of 81 |
| Technique score | 97.3 |
| Rated techniques | 4 |
Techniques this puzzle needs
Where to start
The first move on this board is a Naked Single: Row 5, column 2 already sees all eight other digits in its row, column and box, so it can only be 8.
Progress is saved in this browser automatically. Use the keyboard: arrows to move, 1–9 to fill, N for notes, H for a hint.