Langer's Sudoku Assistant

Invalid Sudoku!

Column 2 is invalid. Go back and make a different choice.

 

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

 

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