Langer's Sudoku Assistant

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