import java.io.*;

class Graduate extends Student
{
  private String thesis;
  private String advisor;
  public String get_thesis () { return thesis; }
  public String get_advisor () { return advisor; }
  public void set_thesis (String c) { thesis = new String(c); }
  public void set_advisor (String a) { advisor =new String(a); }
  
  Graduate (String sn, String thes, String mak, int ag, String ad)
  {
    super(sn, mak, ag);
    set_thesis(thes);
    set_advisor(ad);
  }

  public void display ()
  {
    System.err.println("******Graduate Data*******:\n");
    super.display();
    System.err.println("\tThesis: " + thesis);
    System.err.println("\tAdvisor: " + advisor);
  }
}