Langer's Sudoku Assistant

Invalid Sudoku!

Row 5 is invalid. Go back and make a different choice.

 

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

 

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