Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. Column 6 is invalid. The bottom center 3x3 Box is invalid. Go back and make a different choice.

 

7
9
2
3
5
8
4
1
6
6
3
8
1
4
2
1  2  3
4  5  6
7  8  9
9
5
4
5
1
7
6
9
8
2
3
6
8
7
1
4
3
9
2
5
5
2
1
9
8
6
4
7
3
3
9
4
2
7
5
6
1
8
8
6
1
5
3
4
2
7
9
7
5
4
2
6
9
8
1
4
9
3
2
1
8
7
5
4
6

 

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