Langer's Sudoku Assistant

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