Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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