3
5
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4
1
6
7
1
8
3
4
9
5
4
9
6
7
8
5
9
6
2
4
1
7
4
6
5
1
Time 00:00
Mistakes 0
Ready
Medium Sudoku #196
You will want pencil marks: locked candidates, pairs and triples.
| Difficulty | Medium |
| Clues given | 29 of 81 |
| Technique score | 99.8 |
| Rated techniques | 4 |
Techniques this puzzle needs
Where to start
The first move on this board is a Hidden Single: In this row 1, 1 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.