Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. Column 6 is invalid. The bottom center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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