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.

 

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

 

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