查看源码，得到提示：
图片.png
Python萌新，撸了脚本qwq
import requests
import base64
url = "http://ctf5.shiyanbar.com/web/10/10.php"
s = requests.session()
a = s.get(url)
response = a.headers
flag = str(base64.b64decode(response['FLAG'])).split(':')[1]
flag = flag[:len(flag)-1]
data = {'key':flag}
result = s.post(url=url, data=data)
print(result.text)
