Langer's Sudoku Assistant

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