Langer's Sudoku Assistant

Invalid Sudoku!

Row 5 is invalid. Column 6 is invalid. The middle center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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