""" UMBC 331 Spring 2010 HW7 -- YOURNAME HERE, YOURID@UMBC.EDU """

# Problem one

def sum_mult_3_5(n):

    """ Return the sum of all of the natural numbers less than natural
    number n that are multiples of 3 or 5."""

    pass

# Problem two

def hailstone(n):

    """ Given a positive integer n, returns the hailstone sequence
        starting with n as a list of integers. """

    pass

def even(n):

    """ returns true if n is an even integer"""

    pass


# problem three

def divisors(n):

    """ Returns a list of integers that are proper divisors of its
       argument, which is assumed to be a positive integer.  e.g.,
       divisors(11) => [1], divsors(20) => [1, 2, 4, 5, 10] """

    pass

def amicable(n):

    """ Tests positive intern n to see if it is part of an amicable
    pair of numbers, returning 0 if not and the other number in the
    pair if true.  e.g., amicable(12) => 0, amicable(220)=> 284 """

    pass

def amicable_pairs_between(min, max):

    """ Returns a list of tuples of amicable pairs (n,m) such that min
    < n < m < max. e.g.. amicable_pairs_between(1,100) => [],
    amicable_pairs_between(100,500) => [(220, 284)],
    amicable_pairs_between(1000,3000) => [(1184, 1210), (2620, 2924)] """

    pass

# problem four

def syllables(w):

    """ Returns the number of syllables in word w. e.g.,
    syllables("dogs") => 1, syllables("delicious") => 3,
    syllables("interdepartmental") => 6 """

    pass