Langer's Sudoku Assistant

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

 

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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