Langer's Sudoku Assistant

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

 

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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