Langer's Sudoku Assistant

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