Langer's Sudoku Assistant

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