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