PlaySudoku.us
Medium · Puzzle #859
4
7
9
8
3
3
9
5
4
7
8
2
3
9
8
5
2
1
5
8
2
1
9
4
3
2
7
5
8
6
9
1
7
8
"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