Langer's Sudoku Assistant

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

 

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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