Langer's Sudoku Assistant

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