PlaySudoku.us
Expert · Puzzle #964
8
5
2
5
8
3
1
7
2
3
6
9
3
7
6
9
4
1
6
4
7
7
8
6
1
Techniques used
- Naked Single
- Hidden Single
- Naked Pair
- Naked Triple
- Naked Quad
- XY-Chain
"The mathematician does not study pure mathematics because it is useful; he studies it because he delights in it and he delights in it because it is beautiful." — Henri Poincaré
"The mathematician does not study pure mathematics because it is useful; he studies it because he delights in it and he delights in it because it is beautiful." — Henri Poincaré
"Everything should be made as simple as possible, but not simpler." — Albert Einstein
"Everything should be made as simple as possible, but not simpler." — Albert Einstein