Langer's Sudoku Assistant

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

 

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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