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.

 

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

 

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