Langer's Sudoku Assistant

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