makefile --- this is the makefile for compiling and linking this
program and the example timing program
lab1b.cc --- the portion of the driver provided is here
closest-pair.cc --- This is where you'll put your implementation
of the divide-and-conquer closest pair algorithm
sort.cc --- this is called to do the sorting neededin preprocesing
stdinc.h --- includes needed libraries and defines some const vars
point.h --- header file for the Point class
point.cc --- code for Point class
Profile_Timer.h --- header file for the class used for timing
Profile_Timer.cc --- code for the class used for timing