Langer's Sudoku Assistant

Invalid Sudoku!

Column 6 is invalid. The middle center 3x3 Box is invalid. Go back and make a different choice.

 

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

 

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Take any Sudoku puzzle you are having trouble with -- or any one at all -- and enter the initial values. With each entry the proscribed options are eliminated for you

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