Langer's Sudoku Assistant

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