s = input().split("/")
if int(s[0]) < 2019:
    print("Heisei")
elif int(s[0]) == 2019 and int(s[1]) < 4:
    print("Heisei")
elif int(s[0]) == 2019 and int(s[1]) == 4 and int(s[2]) <= 30:
    print("Heisei")
else:
    print("TBD") s = input().split("/") s input().split("/") ().split () input split "/" if int(s[0]) < 2019:
    print("Heisei")
elif int(s[0]) == 2019 and int(s[1]) < 4:
    print("Heisei")
elif int(s[0]) == 2019 and int(s[1]) == 4 and int(s[2]) <= 30:
    print("Heisei")
else:
    print("TBD") int(s[0]) < 2019 int(s[0]) int s[0] s 0 2019 print("Heisei") print "Heisei" elif int(s[0]) == 2019 and int(s[1]) < 4:
    print("Heisei") int(s[0]) == 2019 and int(s[1]) < 4 int(s[0]) == 2019 int(s[0]) int s[0] s 0 2019 int(s[1]) < 4 int(s[1]) int s[1] s 1 4 print("Heisei") print "Heisei" elif int(s[0]) == 2019 and int(s[1]) == 4 and int(s[2]) <= 30:
    print("Heisei") int(s[0]) == 2019 and int(s[1]) == 4 and int(s[2]) <= 30 int(s[0]) == 2019 and int(s[1]) == 4 int(s[0]) == 2019 int(s[0]) int s[0] s 0 2019 int(s[1]) == 4 int(s[1]) int s[1] s 1 4 int(s[2]) <= 30 int(s[2]) int s[2] s 2 30 print("Heisei") print "Heisei" print("TBD") print "TBD" s = input().split("/") input().split("/") s
s = input().split("/")
if int(s[0]) < 2019:
    print("Heisei")
elif int(s[0]) == 2019 and int(s[1]) < 4:
    print("Heisei")
elif int(s[0]) == 2019 and int(s[1]) == 4 and int(s[2]) <= 30:
    print("Heisei")
else:
    print("TBD")