Langer's Sudoku Assistant

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

 

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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