import java.io.OutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.Scanner;

/**
 * Built using CHelper plug-in
 * Actual solution is at the top
 */
public class Main {
    public static void main(String[] args) {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        Scanner in = new Scanner(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        TaskAtCoder119 solver = new TaskAtCoder119();
        solver.solve(1, in, out);
        out.close();
    }

    static class TaskAtCoder119 {
        public void solve(int testNumber, Scanner in, PrintWriter out) {
            if (in.next().compareTo("2019/04/30") <= 0)
                out.println("Heisei");
            else
                out.println("TBD");
        }

    }
}
 import java.io.OutputStream; OutputStream java.io import java.io.IOException; IOException java.io import java.io.InputStream; InputStream java.io import java.io.PrintWriter; PrintWriter java.io import java.util.Scanner; Scanner java.util public class Main {
    public static void main(String[] args) {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        Scanner in = new Scanner(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        TaskAtCoder119 solver = new TaskAtCoder119();
        solver.solve(1, in, out);
        out.close();
    }

    static class TaskAtCoder119 {
        public void solve(int testNumber, Scanner in, PrintWriter out) {
            if (in.next().compareTo("2019/04/30") <= 0)
                out.println("Heisei");
            else
                out.println("TBD");
        }

    }
} Main public static void main(String[] args) {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        Scanner in = new Scanner(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        TaskAtCoder119 solver = new TaskAtCoder119();
        solver.solve(1, in, out);
        out.close();
    } main {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        Scanner in = new Scanner(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        TaskAtCoder119 solver = new TaskAtCoder119();
        solver.solve(1, in, out);
        out.close();
    } InputStream inputStream = System.in; inputStream System.in System System.in OutputStream outputStream = System.out; outputStream System.out System System.out Scanner in = new Scanner(inputStream); in new Scanner(inputStream) PrintWriter out = new PrintWriter(outputStream); out new PrintWriter(outputStream) TaskAtCoder119 solver = new TaskAtCoder119(); solver new TaskAtCoder119() solver.solve(1, in, out) solver.solve solver 1 in out out.close() out.close out String[] args args static class TaskAtCoder119 {
        public void solve(int testNumber, Scanner in, PrintWriter out) {
            if (in.next().compareTo("2019/04/30") <= 0)
                out.println("Heisei");
            else
                out.println("TBD");
        }

    } TaskAtCoder119 public void solve(int testNumber, Scanner in, PrintWriter out) {
            if (in.next().compareTo("2019/04/30") <= 0)
                out.println("Heisei");
            else
                out.println("TBD");
        } solve {
            if (in.next().compareTo("2019/04/30") <= 0)
                out.println("Heisei");
            else
                out.println("TBD");
        } if (in.next().compareTo("2019/04/30") <= 0)
                out.println("Heisei");
            else
                out.println("TBD"); in.next().compareTo("2019/04/30") <= 0 in.next().compareTo("2019/04/30") in.next().compareTo in.next() in.next in "2019/04/30" 0 out.println("Heisei") out.println out "Heisei" out.println("TBD") out.println out "TBD" int testNumber testNumber Scanner in in PrintWriter out out public class Main {
    public static void main(String[] args) {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        Scanner in = new Scanner(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        TaskAtCoder119 solver = new TaskAtCoder119();
        solver.solve(1, in, out);
        out.close();
    }

    static class TaskAtCoder119 {
        public void solve(int testNumber, Scanner in, PrintWriter out) {
            if (in.next().compareTo("2019/04/30") <= 0)
                out.println("Heisei");
            else
                out.println("TBD");
        }

    }
} public class Main {
    public static void main(String[] args) {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        Scanner in = new Scanner(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        TaskAtCoder119 solver = new TaskAtCoder119();
        solver.solve(1, in, out);
        out.close();
    }

    static class TaskAtCoder119 {
        public void solve(int testNumber, Scanner in, PrintWriter out) {
            if (in.next().compareTo("2019/04/30") <= 0)
                out.println("Heisei");
            else
                out.println("TBD");
        }

    }
} Main
import java.io.OutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.Scanner;

/**
 * Built using CHelper plug-in
 * Actual solution is at the top
 */
public class Main {
    public static void main(String[] args) {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        Scanner in = new Scanner(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        TaskAtCoder119 solver = new TaskAtCoder119();
        solver.solve(1, in, out);
        out.close();
    }

    static class TaskAtCoder119 {
        public void solve(int testNumber, Scanner in, PrintWriter out) {
            if (in.next().compareTo("2019/04/30") <= 0)
                out.println("Heisei");
            else
                out.println("TBD");
        }

    }
}

