Langer's Sudoku Assistant

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

 

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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