PlaySudoku.us
Hard · Puzzle #895
4
7
8
3
6
9
9
6
4
3
8
5
7
3
5
1
4
8
2
3
6
5
7
4
3
3
2
1
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.
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.