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