Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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