PlaySudoku.us
Easy · Puzzle #877
6
4
7
5
2
8
5
8
6
3
9
7
1
3
8
2
6
4
9
2
5
1
4
8
7
2
2
6
9
7
3
8
9
6
7
8
3
4
8
7
6
2
5
8
7
1
9
4
6
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.