Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. Column 8 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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