import java.io.*;
class Person
{
  String name;
  int age;
  BufferedReader br;
  void set() throws IOException
  {
    br = new BufferedReader(new InputStreamReader(System.in));
    System.out.println("Enter name:");
    name = br.readLine();
    System.out.println("Enter age:");
    age = Integer.parseInt(br.readLine());
  }
  void display()
  {
    System.out.println("Name: "+name);
    System.out.println("Age: "+age);
  }
}

class Student extends Person
{
  String email,dept;
  void set() throws IOException
  {
    super.set();
    System.out.println("Enter Department:");
    dept = br.readLine();
    System.out.println("Enter email:");
    email = br.readLine();
  }

  void display()
  {
    super.display();
    System.out.println("Department: "+dept);
    System.out.println("Email: "+email);
  }
}

class Overriding
{
  public static void main(String args[]) throws IOException
  {
    Student s = new Student();
    s.set();
    s.display();
  }
}