code file is attached ....
[#include<iostream>
using namespace std;
class citizen{
char* name;
char* nationality;
public:
citizen(){ //default constructor
name = "Usman";
nationality = "pakistani";
}
citizen(char *aName, char *aNationality) //parameterized constructur
{
name = new char[strlen(aName, aNationality)+1];
strcpy(name, aName);
strcpy(nationality, aNationality);
}
citizen(const citizen &obj){ //copy constructor
name = obj.name;
nationality = obj.nationality;
}
void showName(){
cout<<name<<endl;
cout<<nationality<<endl;
}
~citizen()
{
delete[]name;
}
};
int main()
{
citizen citizenA;
citizen citizenA("irshad","pakistani");
citizen citizenB = citizenA;
citizenA.showName();
citizenB.showName();
system("pause");
return 0;
}// Errors
C:\Dev-Cpp\include\string.h In constructor `citizen::citizen(char*, char*)':
13 C:\Documents and Settings\crystal\Desktop\Untitled2.cpp at this point in file
C:\Documents and Settings\crystal\Desktop\Untitled2.cpp In function `int main()':
32 C:\Documents and Settings\crystal\Desktop\Untitled2.cpp `citizen citizenA' previously declared here
33 C:\Documents and Settings\crystal\Desktop\Untitled2.cpp redeclaration of `citizen citizenA'
C:\Dev-Cpp\include\string.h In constructor `citizen::citizen(char*, char*)':
