Langer's Sudoku Assistant

Invalid Sudoku!

Row 3 is invalid. Column 5 is invalid. The top center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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