Langer's Sudoku Assistant

Invalid Sudoku!

Column 7 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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