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