Langer's Sudoku Assistant

Invalid Sudoku!

Column 2 is invalid. Go back and make a different choice.

 

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

 

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