PlaySudoku.us
Easy · Puzzle #679
8
6
3
4
2
3
1
8
4
9
4
7
5
8
6
4
7
5
2
9
5
9
3
7
8
6
2
7
1
8
9
5
4
2
9
8
7
4
8
6
5
3
1
1
2
3
7
9
5
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.