Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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