Langer's Sudoku Assistant

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

 

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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