complete the following classes:

Birthday.cpp

#include "Birthday.h$"$ #include Birthday::Birthday$($string de$,$ string l$,$ const Time &t$,$ const Date &d$,$ string g$)$:Event$($de$,$l$,$t$,$d$),$gifts$($g$)\{$ type $=$ "birthday"; $\}$ string Birthday::getGifts$()$ const$\{$ return gifts; $\}$ string Birthday::getType$()$ const $\{$ return type; $\}//$Implement the printSummary$()$ function

Concert.cpp

#include "Concert.h$"$ #include Concert::Concert$($string de$,$ string l$,$ const Time &t$,$ const Date &d$,$ int ti$)$:Event$($de$,$l$,$t$,$d$),$tickets$($ti$)\{$ type $=$ "concert"; $\}$ int Concert::getTickets$()$ const$\{$ return tickets; $\}$ string Concert::getType$()$ const$\{$ return type; $\}//$Implement the printSummary function

Schedule.cpp

#include "Schedule.h$"$ #include #include "Birthday.h$"$ #include "Concert.h$"$ using namespace std; Schedule::Schedule$($int numEvents, Time t$,$ Date d$)\{$ size $=$ numEvents; numBd $=0$; numC $=0$; for $($int i$=0$;i$>$ hr $>>$ m $>>$ s $>>$ d $>>$ mt $>>$ y; getline$($cin$,$ blank$)$; if$($type $==$ "birthday"$)\{$ getline$($cin$,$ unique$)$; events$[$i$]=$ new Birthday$($description$,$location,Time$($hr$,$m$,$s$),$Date$($d$,$mt$,$y$),$unique$)$; numBd$++$; $\}$ else$\{$ cin $>>$ tickets; getline$($cin$,$ blank$)$; events$[$i$]=$ new Concert$($description$,$location,Time$($hr$,$m$,$s$),$Date$($d$,$mt$,$y$),$tickets$)$; numC$++$; $\}\}\}$ Time Schedule::getTime$()$ const$\{$ return time; $\}$ Date Schedule::getDate$()$ const$\{$ return date; $\}$ Date Schedule::getFirstEventDate$()$ const$\{$ int index $=0$; Event $*$firstEvent $=$ nullptr; for$($int i$=0$;igetDate$()$; else return Date$()$; $\}//$Implement the getLastEventDate function Date Schedule::getLastEventDate$()$ const$\{\}//$Implement the eventsPassed funciton int Schedule::eventsPassed$()$ const$\{\}//$Implement the printSummary function void Schedule::printSummary$()$ const$\{\}$

event.h

#ifndef EVENT #define EVENT #include #include "Time.h$"$ #include "Date.h$"$ using namespace std; $//$ Add the virtual qualifier and change member functions to pure virtual functions when needed. class Event $\{$ protected: string description; string location; Time time; Date date; string type; public: Event$($string de$,$ string l$,$ const Time &t$,$ const Date &d$)$; ~Event$()\{\}$ string getDescription$()$ const; void setDescription$($string s$)$; string getLocation$()$ const; Time getTime$()$ const; Date getDate$()$ const; string getType$()$ const; bool operator $>($const Event & RHS$)$ const; bool operator $<($const Event & RHS$)$ const; bool hasPassed$($Date d$,$ Time t$)$ const ; void printSummary$()$ const; $\}$; #endif