to do is to return (6, 25). This can be acheived by removing 60 seconds from the
        seconds accumulator, and adding it to the minutes accumulator. We'll update the expression returned by the method:
	</p>
    <pre>
def get_duration(self):
    """ (Playlist) -> (int, int)

    Return the duration of this playlist as tuple of minutes and
    seconds.

    >>> playlist = Playlist('Canadian Artists')
    >>> playlist.add(song.Song('Neil Young', 'Harvest Moon', 5, 3))
    >>> playlist.add(song.S