Langer's Sudoku Assistant

Invalid Sudoku!

Row 2 is invalid. Column 5 is invalid. The bottom center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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