PlaySudoku.us
Medium · Puzzle #711
8
5
2
7
8
6
5
5
7
1
3
9
5
1
6
7
5
8
1
3
8
8
6
7
3
3
2
4
4
6
7
Box-Line Reduction: if all candidates for a digit in a row or column are within one box, eliminate that digit from the rest of the box.
Box-Line Reduction: if all candidates for a digit in a row or column are within one box, eliminate that digit from the rest of the box.
Box-Line Reduction: if all candidates for a digit in a row or column are within one box, eliminate that digit from the rest of the box.
Box-Line Reduction: if all candidates for a digit in a row or column are within one box, eliminate that digit from the rest of the box.