MapTel2, C++ (gcc)

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//g++  7.4.0

//////////////////////////////////////////////////////////////////////////////
//MapTel2: example of map as class attribute
//this code is created by Rezaul Hoque on August 05,2022;
//contact:jewelmrh@yahoo.com;Dhaka,Bangladesh;https://rezaulhoque.wordpress.com,https://hoquestake.blogspot.com
//note: codes shared by Rezaul Hoque on rextester are not for sale; they are created and shared to facilitate the algorithm learning process; many like Hoque use this platform to practice programming ;Rezaul hopes his contribution helps others to fine tune their learning;
//////////////////////////////////////////////////////////////////////////////

#include <iostream>
#include <string>
#include <map>

using namespace std;

#include <iostream>
#include <iomanip>
#include <string>
#include <strstream>
//stream manipulator
std::ostream& l(std::ostream& os)
{
  return (os<<"\n");
}
namespace Pat {
void fill(char c)
{
std::cout.width(40);
std::cout.fill(c);
std::cout<<l;
}
void left(int n,char c){
std::cout.setf(std::ios::left);
std::cout.fill(c);
std::cout.width(n);
}
void right(int n,char c){
std::cout.setf(std::ios::right);
std::cout.fill(c);
std::cout.width(n);
}
}
namespace Tel{
class Tel{
std::string name;
bool update;
map<std::string,std::string> l;

public:

Tel(){}
Tel(std::string n,bool y,map<std::string,std::string> m){l=m;name=n;update=y;}
Tel(Tel& c){l=c.l;name=c.name;update=c.update;}
~Tel(){}
std::string getName(){return name;}
bool getUpd(){return update;}
map<std::string,std::string> getL(){ return l;}
};
}

int main()
{
Tel::Tel ad("X",true,{{"CBA","&%$#"},{"XYZ","###"},{"ZEN","@#%"}});
Pat::fill('&');
Pat::left(18,' ');
std::cout<<"Name"<<"Add Book Updated? "<<l;
Pat::left(25,'.');
std::cout<<ad.getName();
if(ad.getUpd()==1) std::cout<<"yes"<<l;
 else std::cout<<" no"<<l;
Pat::fill('-');
std::cout<<"There are "<<ad.getL().size()<<" contacts in X's address book."<<l;
//another way to initiate the instance //ad({pair<std::string,std::string>("MrCBA","&%$#")});
Pat::right(28,' ');
std::cout<<"Name"<<"   "<<"Number"<<l;

for(auto& x: ad.getL()){
Pat::right(28,' ');
  std::cout<<x.first<<" : "<<x.second<<"\n";}
Pat::fill('-');
std::cout<<"Mr XYZ's number is ";
auto f =ad.getL().find("XYZ");
std::cout<<(*f).second<<l;
Pat::fill('&');
return 0;
}

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Compilation time: 0.82 sec, absolute running time: 0.14 sec, cpu time: 0 sec, memory peak: 5 Mb, absolute service time: 1,04 sec