PlaySudoku.us
Medium · Puzzle #217
8
3
9
2
7
4
5
2
1
5
2
1
7
9
1
2
9
5
8
3
2
1
7
3
1
6
9
4
8
4
9
5
1
5
4
6
2
Complete a Medium puzzle using only box-based logic — no row or column scanning allowed.
Complete a Medium puzzle using only box-based logic — no row or column scanning allowed.
"Do not worry about your difficulties in mathematics. I can assure you mine are still greater." — Albert Einstein
"Do not worry about your difficulties in mathematics. I can assure you mine are still greater." — Albert Einstein