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.

 

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

 

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