Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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