PlaySudoku.us
Medium · Puzzle #252
5
6
7
8
2
8
9
3
7
6
1
1
7
8
6
9
5
2
9
4
3
8
9
1
2
5
3
2
3
9
5
4
8
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.