Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. Column 6 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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