Langer's Sudoku Assistant

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

 

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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