Langer's Sudoku Assistant

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

 

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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