Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Column 9 is invalid. The middle right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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