Langer's Sudoku Assistant

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