text: def hey(phrase):
      phrase = phrase.replace("\t", "")
      phrase = phrase.replace(" ", "")
      phrase = phrase.replace("\n", "")
      phrase = phrase.replace("\r", "")
  
      if len(phrase) == 0:
          return("Fine. Be that way!")
      elif phrase.isupper():
          return("Whoa, chill out!")
      elif phrase[len(phrase)-1] == "?":
          retur("Sure.")
      else:
          return("Whatever.")
  