Langer's Sudoku Assistant

Invalid Sudoku!

Row 5 is invalid. Column 6 is invalid. Go back and make a different choice.

 

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

 

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