Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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