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