Langer's Sudoku Assistant

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