Langer's Sudoku Assistant

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

 

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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