Langer's Sudoku Assistant

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

 

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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