Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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