Langer's Sudoku Assistant

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