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