Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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