Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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