PlaySudoku.us
Medium · Puzzle #743
8
5
6
1
6
8
3
5
7
3
4
1
6
2
4
2
1
2
5
8
7
9
3
5
3
4
9
6
7
2
6
8
7
9
1
1
4
"The essence of chess is thinking about what chess is." — David Bronstein
"The essence of chess is thinking about what chess is." — David Bronstein
"In mathematics, if a pattern occurs, we can go on to ask, 'Why does the pattern occur?' And we can find out." — Richard Feynman
"In mathematics, if a pattern occurs, we can go on to ask, 'Why does the pattern occur?' And we can find out." — Richard Feynman