PlaySudoku.us
Hard · Puzzle #444
7
1
5
7
4
5
1
3
1
5
8
7
4
9
1
6
3
5
1
9
3
5
2
7
1
5
7
6
4
1
7
Work the most constrained areas first — rows, columns, or boxes that already have the most filled digits.
Work the most constrained areas first — rows, columns, or boxes that already have the most filled digits.
"The secret is to work less as individuals and more as a team." — Pelé
"The secret is to work less as individuals and more as a team." — Pelé