Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. Go back and make a different choice.

 

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

 

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