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