Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Column 5 is invalid. The bottom center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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