Langer's Sudoku Assistant

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

 

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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