Langer's Sudoku Assistant

Invalid Sudoku!

Row 6 is invalid. Go back and make a different choice.

 

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

 

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