Langer's Sudoku Assistant

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