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.

 

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

 

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