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