Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Column 6 is invalid. The bottom center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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