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.

 

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

 

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