import java.util.*;
public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String s = sc.next();
        s = s.replaceAll("/", "");
        if(s.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();
        s = s.replaceAll("/", "");
        if(s.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();
        s = s.replaceAll("/", "");
        if(s.compareTo("20190430") <= 0) System.out.println("Heisei");
        else System.out.println("TBD");
    } main {
        Scanner sc = new Scanner(System.in);
        String s = sc.next();
        s = s.replaceAll("/", "");
        if(s.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 s = s.replaceAll("/", "") s s.replaceAll("/", "") s.replaceAll s "/" "" if(s.compareTo("20190430") <= 0) System.out.println("Heisei");
        else System.out.println("TBD"); s.compareTo("20190430") <= 0 s.compareTo("20190430") s.compareTo s "20190430" 0 System.out.println("Heisei") System.out.println System.out System System.out "Heisei" 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();
        s = s.replaceAll("/", "");
        if(s.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();
        s = s.replaceAll("/", "");
        if(s.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();
        s = s.replaceAll("/", "");
        if(s.compareTo("20190430") <= 0) System.out.println("Heisei");
        else System.out.println("TBD");
    }
}