PlaySudoku.us
Hard · Puzzle #964
9
3
6
2
9
7
3
4
8
1
6
3
7
2
9
5
5
9
4
6
1
5
7
1
2
3
8
9
6
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.