Langer's Sudoku Assistant

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