text: from bs4 import BeautifulSoup
  import os, requests
  
  result = []
  url = "http://challenge01.root-me.org/programmation/ch1/"
  
  #os.system("wget -O index.html "+url)
  #test en python et non bash wget
  headers = {
      'User-Agent': 'Firefox',
      'Content-Type': 'text/html',
  }
  
  response = requests.get(url, headers=headers)
  html = response.text
  
  #PAGE = open("index.html","r")
  soup = BeautifulSoup(html, 'html.parser')
  
  for link in soup.find_all('sub'):
      text = link.getText()
      result.append(text)
  
  print (result[3])
  
  URL = "http://challenge01.root-me.org/programmation/ch1/ep1_v.php?result="+result[3]
  print (URL)
  r = requests.get(url = URL)
  print(r)
  print(r.text)
  print(r.status_code)
  print(r.headers)
  print(r.content)
  
  # Je n'avais pas compris que je devais calculer :/
  
  #You have only 2 seconds to send the result with the HTTP GET method
  #(at http://challenge01.root-me.org/programmation/ch1/ep1_v.php?result=...)
  
  #for link in soup.find_all('iframe'):
  #    print(link.get('sub'))
  