Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. Column 7 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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