Langer's Sudoku Assistant

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

 

Start Over

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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