Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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