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Evil · Puzzle #15
2
5
4
8
6
2
1
4
3
2
9
3
7
8
8
1
7
2
9
5
6
7
9
2
4
7
Techniques used
- Hidden Single
- Naked Quad
- Hidden Pair
- Finned X-Wing
- Forcing Chains
- Naked Single
- Pointing Pair
- Naked Pair
- X-Wing
- XY-Wing
- W-Wing
- XY-Chain
"Without mathematics, there's nothing you can do. Everything around you is mathematics. Everything around you is numbers." — Shakuntala Devi
"Without mathematics, there's nothing you can do. Everything around you is mathematics. Everything around you is numbers." — Shakuntala Devi
"Do you have the patience to wait until your mud settles and the water is clear?" — Laozi
"Do you have the patience to wait until your mud settles and the water is clear?" — Laozi