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Evil · Puzzle #873
8
1
7
6
7
5
5
2
1
4
6
1
4
5
4
1
6
9
5
5
3
8
9
1
8
7
Techniques used
- Hidden Single
- Naked Triple
- Naked Quad
- Naked Single
- Pointing Pair
- Box-Line Reduction
- Forcing Chains
- X-Wing
- W-Wing
- XY-Chain
After finishing any puzzle, go back and find every naked pair and hidden single you used. Catalog your techniques.
After finishing any puzzle, go back and find every naked pair and hidden single you used. Catalog your techniques.
"Whatever you are, be a good one." — Abraham Lincoln
"Whatever you are, be a good one." — Abraham Lincoln