Langer's Sudoku Assistant

Invalid Sudoku!

Row 9 is invalid. Column 7 is invalid. The bottom right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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