Code:

#include <iostream.h>
#include <conio.h>
struct Address
{
 char house[10], area[30], city[20];
};

struct employee
{
 int id;
 char name[50], designation[50];
 Address address;
 float basic;
}e;
int main()
{
clrscr();
cout<<"Enter employee ID: "; 
cin>>e.id;
cin.ignore(1,'\0');
cout<<"\nEnter name: ";
cin.getline(e.name, 50);
cout<<"\nEnter designation: ";
cin.getline(e.designation,50);
cout<<"\nEnter address: ";
cout<<"\n\tHouse: ";
cin.getline(e.address.house,10);
cout<<"\n\t Area: ";
cin.getline(e.address.area,30);
cout<<"\n\t City: ";
cin.getline(e.address.city,20);


cout<<"\nDisplaying..";
cout<<"\nEmployee ID: "<<e.id;
cout<<"\nName: "<<e.name;
cout<<"\nDesignation: "<<e.designation;
cout<<"\nAddress: "<<e.address.house<<", "<<e.address.area<<", "<<e.address.city;

getch();
return 0;
}




Output:
Enter Employee ID: <some number>

Enter name: <some name>

Enter designation: <some designation>

Enter address: 
	House: <some house no.>
	
	Area: <area>
	
	City: <city>

Displaying..
Employee ID: <ID>
Name: <name>
Designation: <designation>
Address: <house>, <area>, <city>