5
9
6
8
7
1
6
3
1
5
2
4
8
7
9
6
9
8
6
3
4
2
7
4
1
5
Time 00:00
Mistakes 0
Ready
Expert Sudoku #7
XY-Wings, forced chains and positions that punish impatience.
| Difficulty | Expert |
| Clues given | 26 of 81 |
| Technique score | 31 |
| Rated techniques | 2 |
Techniques this puzzle needs
Where to start
The first move on this board is a Hidden Single: In this row 2, 6 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.