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

 

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