Problem Statement

You are given a string $S$ as input. This represents a valid date in the year $2019$ in the yyyy/mm/dd format. (For example, April $30$, $2019$ is represented as 2019/04/30.)

Write a program that prints Heisei if the date represented by $S$ is not later than April $30$, $2019$, and prints TBD otherwise.

Constraints

• $S$ is a string that represents a valid date in the year $2019$ in the yyyy/mm/dd format.

Input

Input is given from Standard Input in the following format:

S

Output

Print Heisei if the date represented by $S$ is not later than April $30$, $2019$, and print TBD otherwise.