Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. Column 7 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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