Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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