In this task you will be given a list of integers. You should find the maximum absolute difference between 2 integers in the list. The absolute difference is the absolute value of one integer subtracted by another. The output should be a single integer which is the largest possible absolute distance.

Ex Input:
[91, -44, -71, 18]

Ex Output:
162


Ex Input:
[60, -87, 29, 32]

Ex Output:
147


Ex Input:
[-39, -99, 44, -81, 78]

Ex Output:

177