import sys
from datetime import datetime


#awal = '2022-02-24 11:45:05,102'
#akhir = '2022-02-24 11:45:05,660'

awal = sys.argv[1]
akhir = sys.argv[2]

awal = datetime.strptime(awal, '%Y-%m-%d %H:%M:%S,%f')
akhir = datetime.strptime(akhir, '%Y-%m-%d %H:%M:%S,%f')
durasi = akhir - awal
detik = durasi.microseconds / 1000000
print(f'{detik} detik')