Langer's Sudoku Assistant

Invalid Sudoku!

Row 8 is invalid. Column 9 is invalid. The top right 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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