import java.util.Scanner;

public class Main {
    public static void main(String[] args) {

        Scanner sc = new Scanner(System.in);
        String S = sc.next();

        String ymd = S.replace("/","");
        int ymdi = Integer.parseInt(ymd);
        if (ymdi <= 20190430) {
            System.out.println("Heisei");
        }
        else {
            System.out.println("TBD");
        }

    }
} import java.util.Scanner; Scanner java.util public class Main {
    public static void main(String[] args) {

        Scanner sc = new Scanner(System.in);
        String S = sc.next();

        String ymd = S.replace("/","");
        int ymdi = Integer.parseInt(ymd);
        if (ymdi <= 20190430) {
            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 ymd = S.replace("/","");
        int ymdi = Integer.parseInt(ymd);
        if (ymdi <= 20190430) {
            System.out.println("Heisei");
        }
        else {
            System.out.println("TBD");
        }

    } main {

        Scanner sc = new Scanner(System.in);
        String S = sc.next();

        String ymd = S.replace("/","");
        int ymdi = Integer.parseInt(ymd);
        if (ymdi <= 20190430) {
            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 ymd = S.replace("/",""); ymd S.replace("/","") S.replace S "/" "" int ymdi = Integer.parseInt(ymd); ymdi Integer.parseInt(ymd) Integer.parseInt Integer ymd if (ymdi <= 20190430) {
            System.out.println("Heisei");
        }
        else {
            System.out.println("TBD");
        } ymdi <= 20190430 ymdi 20190430 {
            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 ymd = S.replace("/","");
        int ymdi = Integer.parseInt(ymd);
        if (ymdi <= 20190430) {
            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 ymd = S.replace("/","");
        int ymdi = Integer.parseInt(ymd);
        if (ymdi <= 20190430) {
            System.out.println("Heisei");
        }
        else {
            System.out.println("TBD");
        }

    }
} Main
import java.util.Scanner;

public class Main {
    public static void main(String[] args) {

        Scanner sc = new Scanner(System.in);
        String S = sc.next();

        String ymd = S.replace("/","");
        int ymdi = Integer.parseInt(ymd);
        if (ymdi <= 20190430) {
            System.out.println("Heisei");
        }
        else {
            System.out.println("TBD");
        }

    }
}