Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Column 9 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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