Langer's Sudoku Assistant

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