Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Column 6 is invalid. The bottom center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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