Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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