Langer's Sudoku Assistant

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

 

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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