#!/usr/bin/env python3
import os
import sys
from urllib.parse import parse_qs
query = parse_qs(os.environ.get('QUERY_STRING', ''), keep_blank_values=True)
href = query.get('href', [None])[0]
target = query.get('target', [None])[0]
target_attr = ''
if target is not None:
target_attr = 'target="{}"'.format(target)
sys.stdout.write('Content-Type: text/html\r\n\r\n')
print('''
Click
'''.format(href, target_attr))