3
1
8
9
3
2
7
5
1
3
1
5
9
7
8
1
7
4
7
1
9
4
2
4
5
7
6
8
Time 00:00
Mistakes 0
Ready
Expert Sudoku #214
XY-Wings, forced chains and positions that punish impatience.
| Difficulty | Expert |
| Clues given | 28 of 81 |
| Technique score | 34.5 |
| Rated techniques | 5 |
Techniques this puzzle needs
Where to start
The first move on this board is a Hidden Single: In this row 5, 7 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.