Langer's Sudoku Assistant

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