Langer's Sudoku Assistant

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

 

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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