Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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