Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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