Medium
Puzzle
4
9
3
7
6
7
6
2
8
1
1
9
7
4
4
8
3
6
2
8
9
3
5
1
9
Logic required
Locked candidates
Hardest technique: Box/Line Reduction
In this puzzle
- 36 Naked Single
- 38 Hidden Single
- 11 Pointing
- 15 Box/Line Reduction
- 14 Naked Pair
- 40 Hidden Pair
- 12 Naked Triple
- 24 Hidden Triple
- 11 Naked Quad
- 14 Hidden Quad
- 5 X-Wing
- 4 Swordfish
- 10 Jellyfish
- 3 Skyscraper
- 4 Two-String Kite
- 5 Simple Colouring
- 1 Empty Rectangle
- 2 Y-Wing
- 2 XYZ-Wing
- 4 W-Wing
- 33 WXYZ-Wing
Solution
Solve the puzzle to reveal the solution.