Langer's Sudoku Assistant

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

 

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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