Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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