Langer's Sudoku Assistant

Invalid Sudoku!

Column 3 is invalid. The bottom left 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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