PlaySudoku.us
Expert · Puzzle #407
1
9
4
9
2
8
2
9
7
1
5
1
6
2
8
2
6
8
2
4
7
6
1
3
4
Techniques used
- Hidden Single
- Naked Pair
- Naked Quad
- Pointing Pair
- Box-Line Reduction
- Naked Single
- X-Wing
- XY-Wing
- XY-Chain
"It is during our darkest moments that we must focus to see the light." — Aristotle
"It is during our darkest moments that we must focus to see the light." — Aristotle
Try the Expert puzzle today without the hint button. Every move should have a logical reason.
Try the Expert puzzle today without the hint button. Every move should have a logical reason.