Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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