import java.io.*;
import java.util.*;
public class Main {
	
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String S = sc.next();
		String[] c = S.split("/");
		if (Integer.parseInt(c[1]) > 4) {
			System.out.println("TBD");
		}
		else System.out.println("Heisei");
	}

} import java.io.*; io.* java 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[] c = S.split("/");
		if (Integer.parseInt(c[1]) > 4) {
			System.out.println("TBD");
		}
		else System.out.println("Heisei");
	}

} Main public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String S = sc.next();
		String[] c = S.split("/");
		if (Integer.parseInt(c[1]) > 4) {
			System.out.println("TBD");
		}
		else System.out.println("Heisei");
	} main {
		Scanner sc = new Scanner(System.in);
		String S = sc.next();
		String[] c = S.split("/");
		if (Integer.parseInt(c[1]) > 4) {
			System.out.println("TBD");
		}
		else System.out.println("Heisei");
	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String S = sc.next(); S sc.next() sc.next sc String[] c = S.split("/"); c S.split("/") S.split S "/" if (Integer.parseInt(c[1]) > 4) {
			System.out.println("TBD");
		}
		else System.out.println("Heisei"); Integer.parseInt(c[1]) > 4 Integer.parseInt(c[1]) Integer.parseInt Integer c[1] c 1 4 {
			System.out.println("TBD");
		} System.out.println("TBD") System.out.println System.out System System.out "TBD" System.out.println("Heisei") System.out.println System.out System System.out "Heisei" String[] args args public class Main {
	
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String S = sc.next();
		String[] c = S.split("/");
		if (Integer.parseInt(c[1]) > 4) {
			System.out.println("TBD");
		}
		else System.out.println("Heisei");
	}

} public class Main {
	
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String S = sc.next();
		String[] c = S.split("/");
		if (Integer.parseInt(c[1]) > 4) {
			System.out.println("TBD");
		}
		else System.out.println("Heisei");
	}

} Main
import java.io.*;
import java.util.*;
public class Main {
	
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String S = sc.next();
		String[] c = S.split("/");
		if (Integer.parseInt(c[1]) > 4) {
			System.out.println("TBD");
		}
		else System.out.println("Heisei");
	}

}