Langer's Sudoku Assistant

Invalid Sudoku!

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

 

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

 

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