Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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