PlaySudoku.us
Medium · Puzzle #578
3
6
4
8
7
6
9
8
1
8
5
4
9
1
5
8
4
1
2
3
6
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9
6
8
7
7
3
5
8
9
7
6
1
"An investment in knowledge pays the best interest." — Benjamin Franklin
"An investment in knowledge pays the best interest." — Benjamin Franklin
"An investment in knowledge pays the best interest." — Benjamin Franklin
"An investment in knowledge pays the best interest." — Benjamin Franklin