Hard
Puzzle
9
6
2
5
4
7
8
5
9
1
5
3
7
2
4
2
9
6
8
4
1
5
8
6
7
3
8
1
Logic required
Pairs
Hardest technique: Naked Pair
In this puzzle
- 34 Naked Single
- 37 Hidden Single
- 8 Pointing
- 13 Box/Line Reduction
- 14 Naked Pair
- 32 Hidden Pair
- 18 Naked Triple
- 17 Hidden Triple
- 12 Naked Quad
- 12 Hidden Quad
- 7 X-Wing
- 5 Swordfish
- 8 Jellyfish
- 2 Skyscraper
- 3 Two-String Kite
- 9 Simple Colouring
- 6 Empty Rectangle
- 13 Y-Wing
- 3 XYZ-Wing
- 5 W-Wing
- 42 WXYZ-Wing
Solution
Solve the puzzle to reveal the solution.