Langer's Sudoku Assistant

Invalid Sudoku!

Row 1 is invalid. Column 3 is invalid. The top left 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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