Langer's Sudoku Assistant

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