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