PlaySudoku.us
Medium · Puzzle #419
2
7
4
6
3
7
9
3
5
6
9
8
2
9
5
5
7
1
6
7
5
3
9
8
6
3
2
1
5
4
8
"It's not that I'm so smart, it's just that I stay with problems longer." — Albert Einstein
"It's not that I'm so smart, it's just that I stay with problems longer." — Albert Einstein
"It's not that I'm so smart, it's just that I stay with problems longer." — Albert Einstein
"It's not that I'm so smart, it's just that I stay with problems longer." — Albert Einstein