old_contents: from contest.models import *
  contest1 = Contest.objects.filter(cid=1)
  
  if not contest1:
      Contest.objects.create(cid=1, 
          problem_url='http://140.114.86.238/contest.php?cid=654', 
          scoreboard_url='http://140.114.86.238/scoreboard.php?cid=654',
          date='11/29')
  
new_contents: '''
  usage:
  type "python manage.py shell"
  paste the code in shell
  '''
  from contest.models import *
  contest1 = Contest.objects.filter(cid=1)
  
  if not contest1:
      Contest.objects.create(cid=1, 
          problem_url='http://140.114.86.238/contest.php?cid=654', 
          scoreboard_url='http://140.114.86.238/scoreboard.php?cid=654',
          date='11/29')
  
subject: add initdb.py