Langer's Sudoku Assistant

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

 

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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