Langer's Sudoku Assistant

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