#!/usr/bin/python3
import sys
import re
ip_vol = {}

regexp = "^(\S+) (\S+) (\S+) \[([^]]+)\] \"(\w+) (\S+).*\" (\d+) (\S+)"
for line in sys.stdin: # on lit sur l’entrée standard
  line = line.rstrip () # on enleve le retour ligne
  res = re.match (regexp, line)
  if res:
    (host, rfc931, user, date, request, url, status, byte) = res.groups()
    host = res.group (1)
    byte = res.group (8)
    if host in ip_vol:
      ip_vol[host] += int(byte)
    else:
      ip_vol[host] = int(byte)

for host in ip_vol.keys():
  print ('host : ', host, 'volume : ', ip_vol[host])