In this task you will be given a list of integers. You should find the minimum 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 smallest possible absolute distance.

Ex Input:
[-15, -36, -60, 19, 91, 34, -79, 0]

Ex Output:
15


Ex Input:
[-87, -24, 78, 60]

Ex Output:
18


Ex Input:
[92, -43, -39]

Ex Output:

4