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.

 

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

 

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