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