Langer's Sudoku Assistant

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

 

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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