Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. Column 6 is invalid. The bottom center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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