Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. Column 5 is invalid. The bottom center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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