import java.util.*;

public class Main {
	public static void main (String[] args) {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		if (s.compareTo("2019/04/30") < 1) {
			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();
		if (s.compareTo("2019/04/30") < 1) {
			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();
		if (s.compareTo("2019/04/30") < 1) {
			System.out.println("Heisei");
		} 
        else {
			System.out.println("TBD");
		}
	} main {
		Scanner sc = new Scanner(System.in);
		String s = sc.next();
		if (s.compareTo("2019/04/30") < 1) {
			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 if (s.compareTo("2019/04/30") < 1) {
			System.out.println("Heisei");
		} 
        else {
			System.out.println("TBD");
		} s.compareTo("2019/04/30") < 1 s.compareTo("2019/04/30") s.compareTo s "2019/04/30" 1 {
			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();
		if (s.compareTo("2019/04/30") < 1) {
			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();
		if (s.compareTo("2019/04/30") < 1) {
			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();
		if (s.compareTo("2019/04/30") < 1) {
			System.out.println("Heisei");
		} 
        else {
			System.out.println("TBD");
		}
	}
}
