PlaySudoku.us
Medium · Puzzle #398
3
1
9
8
5
2
5
2
3
9
2
4
7
3
5
6
6
7
3
1
9
4
7
8
9
2
1
9
7
8
4
9
5
7
"Chess is the touchstone of intellect." — Johann Wolfgang von Goethe
"Chess is the touchstone of intellect." — Johann Wolfgang von Goethe
"Count what is countable, measure what is measurable, and what is not measurable, make measurable." — Galileo Galilei
"Count what is countable, measure what is measurable, and what is not measurable, make measurable." — Galileo Galilei