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