Langer's Sudoku Assistant

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