acmicpc-ranklist-print-rank-user_id-wrong

ranklist_to_json.py

import urllib
from bs4 import BeautifulSoup

fp = urllib.urlopen('https://www.acmicpc.net/ranklist')
source = fp.read()
fp.close()

soup = BeautifulSoup(source)

table = soup.find(id="ranklist")

trs = table.tbody.find_all('tr')

for tr in trs[:10]:
    tds = tr.find_all('td')
    rank = tds[0].string
    user_id = tds[1].string
    print rank,user_id