6
4
3
8
9
2
1
9
4
9
8
7
1
5
5
3
8
7
8
6
7
9
4
6
3
4
1
Time 00:00
Mistakes 0
Ready
Medium Sudoku #200
You will want pencil marks: locked candidates, pairs and triples.
| Difficulty | Medium |
| Clues given | 27 of 81 |
| Technique score | 96.6 |
| 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 2.
Progress is saved in this browser automatically. Use the keyboard: arrows to move, 1–9 to fill, N for notes, H for a hint.