Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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