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