Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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