PlaySudoku.us
Medium · Puzzle #36
5
2
6
4
9
8
1
5
8
4
6
3
5
2
7
6
1
4
4
9
3
4
1
8
3
6
9
6
2
7
4
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.