Langer's Sudoku Assistant

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

 

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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