import re
s=input()
a=re.search('([0-9]{4})/([0-9]{2})/([0-9]{2})',s)
if int(a.group(2))>4:
    print('TBD')
else:
    print('Heisei') import re re s=input() s input() input a=re.search('([0-9]{4})/([0-9]{2})/([0-9]{2})',s) a re.search('([0-9]{4})/([0-9]{2})/([0-9]{2})',s) re.search re search '([0-9]{4})/([0-9]{2})/([0-9]{2})' s if int(a.group(2))>4:
    print('TBD')
else:
    print('Heisei') int(a.group(2))>4 int(a.group(2)) int a.group(2) a.group a group 2 4 print('TBD') print 'TBD' print('Heisei') print 'Heisei' s=input() input() s a=re.search('([0-9]{4})/([0-9]{2})/([0-9]{2})',s) re.search('([0-9]{4})/([0-9]{2})/([0-9]{2})',s) a
import re
s=input()
a=re.search('([0-9]{4})/([0-9]{2})/([0-9]{2})',s)
if int(a.group(2))>4:
    print('TBD')
else:
    print('Heisei')