Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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