Langer's Sudoku Assistant

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

 

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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