Langer's Sudoku Assistant

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