Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Column 8 is invalid. The bottom center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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