Langer's Sudoku Assistant

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

 

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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