NameAdTel, C++ (gcc)

NameAdTel

//g++  7.4.0
//Name Address Telephone: overloading insertion and extract operators to get the desired telephone number format [ country (code) exchange-number ]

//created by Rezaul Hoque on January 3,2021
//contact at jewelmrh@yahoo.com
#include <iostream>
#include <string>
using namespace std;
class Tel{
friend istream& operator>>(istream&, Tel&);
friend ostream& operator<<(ostream&, const Tel&);
public:
Tel (int c=0, int cod=0, int ex=0, int num=0) : country (c),code(cod),exchange (ex), number (num) {}
void setTel(int c, int cod, int ex,int num){ country = c; code= cod; exchange=ex; number =num;}
private:
int country, code, exchange, number;
};
istream& operator>>(istream& w, Tel& t)
{
w>>t.country >>t.code>>t.exchange>>t.number;
return w;
}
ostream& operator<<(ostream& p,const Tel& t)
{
static string cName[8]= { " ", "Nulpart","Bizaristan","Neverland", "Negada","Utopistates","Holow Kingdom","Absurdistan"};
p<<cName[t.country ]<<' '<<'('<<t.code<<')'<<t.exchange <<'-'<<t.number;
return p;
}
class Indiv: public Tel{
private:
string name, address;
Tel  helo;
public:
Indiv(){}
Indiv(string n, string ad){ name =n; address = ad;}
Indiv(Indiv& c){ name = c.name; address =c.address;}
~Indiv(){}
virtual void setHelo(int c, int cod, int ex, int num){ helo.setTel(c,cod,ex,num);}
virtual Tel getHelo() const { return helo;}
virtual string getName() const { return name;}
virtual string getAd() const {return address;}
};
int main ()
{
const int max=3;
Indiv * Indi;
Indi = new Indiv[max];
Indi[0]={"Mr A","123 nowhere"};
Indi[1]={"Mr B","321 nowhere"};
Indi[2]={"Mrs C","222 nowhere"};
Indi[0].setHelo(1,202,123,4321);
Indi[1].setHelo(2,101,321,12345);
Indi[2].setHelo(3,303,321,2324);
cout<<"Name  Address      Telephone:\n";
for (int i=0; i<max; i++)
{
cout<<"\n";
cout<<Indi[i].getName()<<"\t";
cout<<Indi[i].getAd()<<"\t";
cout<<Indi[i].getHelo()<<"\t";
cout <<endl;
}
delete [] Indi;
return 0;
}


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