Langer's Sudoku Assistant

Invalid Sudoku!

Row 6 is invalid. Column 6 is invalid. The top center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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