Langer's Sudoku Assistant

Invalid Sudoku!

Row 6 is invalid. Column 1 is invalid. The top left 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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