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Expert · Puzzle #190
8
1
9
5
6
3
1
9
4
9
6
8
1
6
7
5
1
8
2
6
7
3
3
5
Techniques used
- Hidden Single
- Naked Triple
- Naked Quad
- Naked Single
"Mathematics is the door and key to the sciences." — Roger Bacon
"Mathematics is the door and key to the sciences." — Roger Bacon
"Our greatest weakness lies in giving up. The most certain way to succeed is always to try just one more time." — Thomas Edison
"Our greatest weakness lies in giving up. The most certain way to succeed is always to try just one more time." — Thomas Edison