Structure within Structure

//WAP to implement structure within structure
#include<iostream.h>
#include<conio.h>

//Declaration of Structure

struct emp
{
          int empid;
          char name[15];
          struct date
          {
                   int day,month,year;
          }doj;
}e;
void main()
{
          struct emp e;
          clrscr();

//Entry of data
          cout<<"Enter employee id\n";
          cin>>e.empid;
          cout<<"Enter name of the employee\n";
          cin>>e.name;
          cout<<"Enter date of joining of employee\n";
          cin>>e.doj.day;
          cout<<"Enter month of joining\n";
          cin>>e.doj.month;
          cout<<"Enter year of joining\n";
          cin>>e.doj.year;

//Display of data
          cout<<"\n************************\n";
          cout<<"Emp ID:"<<e.empid;
          cout<<"\nEmp Name:"<<e.name;
          cout<<"\nDate of joining:"<<e.doj.day<<"-"<<e.doj.month<<"-"<<e.doj.year%100;
          cout<<"\n************************\n";
          getch();
}