PlaySudoku.us
Medium · Puzzle #465
4
1
8
1
3
5
6
5
4
7
1
3
2
8
9
2
6
1
2
3
6
4
1
8
1
5
7
9
1
3
8
9
2
4
7
"The pleasure we obtain from music comes from counting, but counting unconsciously." — Gottfried Wilhelm Leibniz
"The pleasure we obtain from music comes from counting, but counting unconsciously." — Gottfried Wilhelm Leibniz
"What we know is a drop; what we don't know is an ocean." — Isaac Newton
"What we know is a drop; what we don't know is an ocean." — Isaac Newton