Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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