Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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