Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Column 5 is invalid. The bottom center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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