Langer's Sudoku Assistant

Invalid Sudoku!

Row 6 is invalid. Column 9 is invalid. The middle right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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