Langer's Sudoku Assistant

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

 

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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