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Evil · Puzzle #813
8
5
9
1
3
6
8
1
3
2
3
2
5
6
8
4
5
2
8
9
3
5
2
8
6
7
Techniques used
- Naked Single
- Hidden Single
- Naked Pair
- Pointing Pair
- Skyscraper
- W-Wing
- Naked Triple
- XY-Wing
"The essence of mathematics lies in its freedom." — Georg Cantor
"The essence of mathematics lies in its freedom." — Georg Cantor
"If the only tool you have is a hammer, you tend to see every problem as a nail." — Abraham Maslow
"If the only tool you have is a hammer, you tend to see every problem as a nail." — Abraham Maslow