Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Column 5 is invalid. The bottom center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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