Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Column 2 is invalid. The bottom left 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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