Langer's Sudoku Assistant

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