Just need the code for the parts where it says, "YOUR CODE HERE". Each function acts as subparts to one homework question. The tests for each of them are given. Thank you.

Intervals An interval is defined by its two endpoints. We keep them sorted, which will make it (a lot) easier to operate on them. [3] 5 6 1 class Interval(object): 2 3 def _init__(self, x0, x1): 4 # Sorts the endpoints, to ensure that x0