Langer's Sudoku Assistant

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

 

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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