Langer's Sudoku Assistant

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

 

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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