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.

 

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

 

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