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.

 

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

 

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