Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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