fin = open('words.txt')
line = repr(fin.readline())
# https://docs.python.org/3/library/functions.html#repr

#fin = open('words.txt')
#for line in fin:
  #  word = line.strip()
 #   print(word)


def read_long_words():
    """
    prints only the words with more than 20 characters
    """
    pass


def has_no_e(word):
    """
    returns True if the given word doesn’t have the letter “e” in it.
    """
    pass


def avoids(word, forbidden):
    """
    takes a word and a string of forbidden letters, and that returns True
    if the word doesn’t use any of the forbidden letters.
    """
    pass


def uses_only(word, available):
    """
    takes a word and a string of letters, and that returns True if the word
    contains only letters in the list.
    """
    pass


def uses_all(word, required):
    """
    takes a word and a string of required letters, and that returns True if
    the word uses all the required letters at least once.
    """
    pass


def is_abecedarian(word):
    """
    returns True if the letters in a word appear in alphabetical order
    (double letters are ok).
    """
    pass