Langer's Sudoku Assistant

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