Langer's Sudoku Assistant

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