s = input()
if int(s[:4])<=2019 and int(s[5:7])<=4 and int(s[8:])<=30:
  print("Heisei")
else:
  print("TBD") s = input() s input() input if int(s[:4])<=2019 and int(s[5:7])<=4 and int(s[8:])<=30:
  print("Heisei")
else:
  print("TBD") int(s[:4])<=2019 and int(s[5:7])<=4 and int(s[8:])<=30 int(s[:4])<=2019 and int(s[5:7])<=4 int(s[:4])<=2019 int(s[:4]) int s[:4] s :4 4 2019 int(s[5:7])<=4 int(s[5:7]) int s[5:7] s 5:7 5 7 4 int(s[8:])<=30 int(s[8:]) int s[8:] s 8: 8 30 print("Heisei") print "Heisei" print("TBD") print "TBD" s = input() input() s
s = input()
if int(s[:4])<=2019 and int(s[5:7])<=4 and int(s[8:])<=30:
  print("Heisei")
else:
  print("TBD")