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.

 

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

 

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