3
5
1
2
3
5
6
1
6
9
3
5
2
7
6
5
1
4
7
8
6
3
5
6
9
3
5
8
1
Time 00:00
Mistakes 0
Ready
Medium Sudoku #185
You will want pencil marks: locked candidates, pairs and triples.
| Difficulty | Medium |
| Clues given | 29 of 81 |
| Technique score | 100.4 |
| Rated techniques | 4 |
Techniques this puzzle needs
Where to start
The first move on this board is a Hidden Single: In this row 3, 3 can only go in one cell, so it must go there.
Progress is saved in this browser automatically. Use the keyboard: arrows to move, 1–9 to fill, N for notes, H for a hint.