Langer's Sudoku Assistant

Invalid Sudoku!

Row 7 is invalid. Column 3 is invalid. The bottom left 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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