text: #!/usr/bin/env python3
  
  def main():
      print("Welcome to the network grader!")
      user_input = input("How fast is your wi-fi network? \n(answers must be a number from 1MBPS to 1000MPS for gigabyte and above speeds)\n")
      int_user_input = int(user_input)
  
      if int_user_input >= 1000:
          print("Your Wi-fi is grade S! Fantastic!")
      elif int_user_input >= 500:
          print("Your Wi-fi is grade A. Pretty Fast, but not the best.")
      elif int_user_input >= 200:
          print("Your Wi-fi is grade B. Quick but definitely could be better.")
      elif int_user_input >= 100:
          print("Your Wi-fi is grade C. You might need an upgrade.")
      elif int_user_input >= 50:
          print("Your Wi-fi is grade D. Do you live in the country?")
      else:
          print("Your Wi-fi is grade F! Oh no!")
  
  if __name__ == "__main__":
      main()
  