Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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