Langer's Sudoku Assistant

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

 

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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