PlaySudoku.us
Medium · Puzzle #351
6
2
4
1
3
6
1
8
4
2
1
2
4
8
6
5
7
4
4
9
6
6
5
3
7
4
6
5
1
8
8
4
9
7
3
6
2
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.