Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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