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