input: def crawl_website_for_phone_numbers(website: str) -> list:
      """Crawls a given website for phone numbers in the format XXX-XXX-XXXX.
      >>> crawl_website_for_phone_numbers('www.example.com')
      ['212-555-1234', '313-555-9999']
      """
output:     import re
      import requests
  
      response = requests.get(website)
      if response.status_code != 200:
          return []
  
      phone_pattern = re.compile(r'\b\d{3}-\d{3}-\d{4}\b')
      phone_numbers = phone_pattern.findall(response.text)
  
      return phone_numbers