Langer's Sudoku Assistant

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

 

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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