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.

 

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

 

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