Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. Column 2 is invalid. The bottom left 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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