Langer's Sudoku Assistant

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