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.

[-21, 81, -39, -72]
153

[-71, 89, 83, -30, 11, 71, -2, 10]
160

[-56, 72, -42]

128