Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. Column 8 is invalid. The middle right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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