import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String S = sc.next();
		sc.close();
		S = S.replace("/","");
		String ans = (Integer.valueOf(S)>20190430 ? "TBD":"Heisei");
		System.out.println(ans);
	}

} 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();
		sc.close();
		S = S.replace("/","");
		String ans = (Integer.valueOf(S)>20190430 ? "TBD":"Heisei");
		System.out.println(ans);
	}

} Main public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String S = sc.next();
		sc.close();
		S = S.replace("/","");
		String ans = (Integer.valueOf(S)>20190430 ? "TBD":"Heisei");
		System.out.println(ans);
	} main {
		Scanner sc = new Scanner(System.in);
		String S = sc.next();
		sc.close();
		S = S.replace("/","");
		String ans = (Integer.valueOf(S)>20190430 ? "TBD":"Heisei");
		System.out.println(ans);
	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) String S = sc.next(); S sc.next() sc.next sc sc.close() sc.close sc S = S.replace("/","") S S.replace("/","") S.replace S "/" "" String ans = (Integer.valueOf(S)>20190430 ? "TBD":"Heisei"); ans (Integer.valueOf(S)>20190430 ? "TBD":"Heisei") Integer.valueOf(S)>20190430 Integer.valueOf(S) Integer.valueOf Integer S 20190430 "TBD" "Heisei" System.out.println(ans) System.out.println System.out System System.out ans String[] args args public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String S = sc.next();
		sc.close();
		S = S.replace("/","");
		String ans = (Integer.valueOf(S)>20190430 ? "TBD":"Heisei");
		System.out.println(ans);
	}

} public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String S = sc.next();
		sc.close();
		S = S.replace("/","");
		String ans = (Integer.valueOf(S)>20190430 ? "TBD":"Heisei");
		System.out.println(ans);
	}

} Main
import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String S = sc.next();
		sc.close();
		S = S.replace("/","");
		String ans = (Integer.valueOf(S)>20190430 ? "TBD":"Heisei");
		System.out.println(ans);
	}

}