Langer's Sudoku Assistant

Invalid Sudoku!

Row 6 is invalid. Go back and make a different choice.

 

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

 

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