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Discussion of Problem 1103. Pencils and Circles

Is there any better method? My program always "Time Limit Exceeded"....
Posted by Zhou Yuan 27 Sep 2001 17:48
My method is
  find 3 points to make a circle and then check if there
are (N-3)div 2 points in the circle............
But is to SLOW!!!!!!!!!!!
Re: Is there any better method? My program always "Time Limit Exceeded"....
Posted by Andrey Popyk (popyk@ief.tup.km.ua) 28 Sep 2001 12:57
If AB side of convex hull this set of points then...
Re: Is there any better method? My program always "Time Limit Exceeded"....
Posted by Zhou Yuan 28 Sep 2001 17:39
> If AB side of convex hull this set of points then...
>
  Could you say it more clearly, i don't know your meaning.
  My Email is : zhoutim@8848.net