Langer's Sudoku Assistant

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