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Evil · Puzzle #162
9
9
6
8
5
8
3
6
6
7
2
4
9
4
3
6
7
9
3
1
2
8
4
5
7
Techniques used
- Hidden Single
- Naked Single
- Naked Pair
- Pointing Pair
- Skyscraper
- W-Wing
"By failing to prepare, you are preparing to fail." — Benjamin Franklin
"By failing to prepare, you are preparing to fail." — Benjamin Franklin
"Mathematics is not about numbers, equations, or algorithms — it is about understanding." — William Paul Thurston
"Mathematics is not about numbers, equations, or algorithms — it is about understanding." — William Paul Thurston