Langer's Sudoku Assistant

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

 

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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