3
2
1
5
5
1
9
7
5
6
1
3
7
4
9
1
7
3
5
2
1
3
2
8
4
1
1
5
4
5
7
2
3
Time 00:00
Mistakes 0
Ready
Easy Sudoku #236
Solvable by scanning alone — naked and hidden singles. A calm warm-up.
| Difficulty | Easy |
| Clues given | 33 of 81 |
| Technique score | 84.3 |
| Rated techniques | 3 |
Techniques this puzzle needs
Where to start
The first move on this board is a Hidden Single: In this row 3, 2 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.