Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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