Langer's Sudoku Assistant

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