6
5
5
7
3
8
6
8
4
3
2
9
6
1
8
4
7
1
2
3
1
2
4
7
2
6
3
5
Time 00:00
Mistakes 0
Ready
Medium Sudoku #113
You will want pencil marks: locked candidates, pairs and triples.
| Difficulty | Medium |
| Clues given | 28 of 81 |
| Technique score | 94.3 |
| Rated techniques | 4 |
Techniques this puzzle needs
Where to start
The first move on this board is a Naked Single: Row 4, column 3 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.