s = input()

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

if int(s[:4]) < 2019:
    print("Heisei")
elif int(s[:4]) > 2019:
    print("TBD")
else:
    if int(s[5:7]) <= 4:
        print("Heisei")
    elif int(s[5:7]) > 4:
        print("TBD")