Langer's Sudoku Assistant

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

 

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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