PlaySudoku.us
Hard · Puzzle #730
8
2
3
1
7
5
6
2
1
5
8
1
7
9
7
6
3
4
5
3
4
1
4
1
8
7
3
"Absence of evidence is not evidence of absence." — Carl Sagan
"Absence of evidence is not evidence of absence." — Carl Sagan
"Study hard what interests you the most in the most undisciplined, irreverent and original manner possible." — Richard Feynman
"Study hard what interests you the most in the most undisciplined, irreverent and original manner possible." — Richard Feynman