PlaySudoku.us
Hard · Puzzle #42
2
1
5
1
5
6
9
2
8
6
4
3
9
4
6
2
1
4
2
8
7
2
9
7
8
9
6
"Opinion is the medium between knowledge and ignorance." — Plato
"Opinion is the medium between knowledge and ignorance." — Plato
"Tactics flow from a superior position." — Bobby Fischer
"Tactics flow from a superior position." — Bobby Fischer