Langer's Sudoku Assistant

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