Langer's Sudoku Assistant

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