import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		
		Scanner sc = new Scanner(System.in);
		
		String date = sc.nextLine();
		String a = date.replace("/", "");
		if (a.startsWith("0")) {
			a = a.replaceFirst("0", "");
		}

		if (20190430 >= Integer.parseInt(a)) {
			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 date = sc.nextLine();
		String a = date.replace("/", "");
		if (a.startsWith("0")) {
			a = a.replaceFirst("0", "");
		}

		if (20190430 >= Integer.parseInt(a)) {
			System.out.println("Heisei");
		} else {
			System.out.println("TBD");
		}
	}
} Main public static void main(String[] args) {
		
		Scanner sc = new Scanner(System.in);
		
		String date = sc.nextLine();
		String a = date.replace("/", "");
		if (a.startsWith("0")) {
			a = a.replaceFirst("0", "");
		}

		if (20190430 >= Integer.parseInt(a)) {
			System.out.println("Heisei");
		} else {
			System.out.println("TBD");
		}
	} main {
		
		Scanner sc = new Scanner(System.in);
		
		String date = sc.nextLine();
		String a = date.replace("/", "");
		if (a.startsWith("0")) {
			a = a.replaceFirst("0", "");
		}

		if (20190430 >= Integer.parseInt(a)) {
			System.out.println("Heisei");
		} else {
			System.out.println("TBD");
		}
	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String date = sc.nextLine(); date sc.nextLine() sc.nextLine sc String a = date.replace("/", ""); a date.replace("/", "") date.replace date "/" "" if (a.startsWith("0")) {
			a = a.replaceFirst("0", "");
		} a.startsWith("0") a.startsWith a "0" {
			a = a.replaceFirst("0", "");
		} a = a.replaceFirst("0", "") a a.replaceFirst("0", "") a.replaceFirst a "0" "" if (20190430 >= Integer.parseInt(a)) {
			System.out.println("Heisei");
		} else {
			System.out.println("TBD");
		} 20190430 >= Integer.parseInt(a) 20190430 Integer.parseInt(a) Integer.parseInt Integer a {
			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 date = sc.nextLine();
		String a = date.replace("/", "");
		if (a.startsWith("0")) {
			a = a.replaceFirst("0", "");
		}

		if (20190430 >= Integer.parseInt(a)) {
			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 date = sc.nextLine();
		String a = date.replace("/", "");
		if (a.startsWith("0")) {
			a = a.replaceFirst("0", "");
		}

		if (20190430 >= Integer.parseInt(a)) {
			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 date = sc.nextLine();
		String a = date.replace("/", "");
		if (a.startsWith("0")) {
			a = a.replaceFirst("0", "");
		}

		if (20190430 >= Integer.parseInt(a)) {
			System.out.println("Heisei");
		} else {
			System.out.println("TBD");
		}
	}
}
