Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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