Langer's Sudoku Assistant

Invalid Sudoku!

Row 5 is invalid. Column 9 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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