Langer's Sudoku Assistant

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

 

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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