Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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