12310 - Point Location
Posted: Wed Mar 05, 2014 1:49 pm
Does the graph guarantee to be a cactus (every edge belongs to exactly one polygon).
if it is not,it will be too hard to deal with. even it is hard to write a checker to judge if it is...
if it is not,it will be too hard to deal with. even it is hard to write a checker to judge if it is...