Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Column 6 is invalid. The bottom center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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