PlaySudoku.us
Hard · Puzzle #428
9
6
5
3
7
4
7
2
3
8
6
1
5
7
9
8
9
7
4
3
4
9
4
8
7
5
3
3
4
2
"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