cmitides89

def strictly_increasing(L):
    """Returns TRUE if the values in the list are strictly increasing
    Always increasing; never remaining constant or decreasing or null.
    """ 
    return all(x<y for x, y in zip(L, L[1:]))


def strictly_decreasing(L):
    """Returns TRUE if the values in the list are strictly decreasing
    Always decreasing; never remaining constant or increasing or null.