Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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