import java.util.*;

public class Main {

  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    String s = sc.next();
    String t = s.replace("/","");

    if(t.compareTo("20190430") <= 0) {
      System.out.println("Heisei");
    } else {
      System.out.println("TBD");
    }

  }

} import java.util.*; util.* java public class Main {

  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    String s = sc.next();
    String t = s.replace("/","");

    if(t.compareTo("20190430") <= 0) {
      System.out.println("Heisei");
    } else {
      System.out.println("TBD");
    }

  }

} Main public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    String s = sc.next();
    String t = s.replace("/","");

    if(t.compareTo("20190430") <= 0) {
      System.out.println("Heisei");
    } else {
      System.out.println("TBD");
    }

  } main {
    Scanner sc = new Scanner(System.in);
    String s = sc.next();
    String t = s.replace("/","");

    if(t.compareTo("20190430") <= 0) {
      System.out.println("Heisei");
    } else {
      System.out.println("TBD");
    }

  } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String s = sc.next(); s sc.next() sc.next sc String t = s.replace("/",""); t s.replace("/","") s.replace s "/" "" if(t.compareTo("20190430") <= 0) {
      System.out.println("Heisei");
    } else {
      System.out.println("TBD");
    } t.compareTo("20190430") <= 0 t.compareTo("20190430") t.compareTo t "20190430" 0 {
      System.out.println("Heisei");
    } System.out.println("Heisei") System.out.println System.out System System.out "Heisei" {
      System.out.println("TBD");
    } System.out.println("TBD") System.out.println System.out System System.out "TBD" String[] args args public class Main {

  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    String s = sc.next();
    String t = s.replace("/","");

    if(t.compareTo("20190430") <= 0) {
      System.out.println("Heisei");
    } else {
      System.out.println("TBD");
    }

  }

} public class Main {

  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    String s = sc.next();
    String t = s.replace("/","");

    if(t.compareTo("20190430") <= 0) {
      System.out.println("Heisei");
    } else {
      System.out.println("TBD");
    }

  }

} Main
import java.util.*;

public class Main {

  public static void main(String[] args) {
    Scanner sc = new Scanner(System.in);
    String s = sc.next();
    String t = s.replace("/","");

    if(t.compareTo("20190430") <= 0) {
      System.out.println("Heisei");
    } else {
      System.out.println("TBD");
    }

  }

}
