Langer's Sudoku Assistant

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