Langer's Sudoku Assistant

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

 

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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