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:
[3, 16, -90, -35, 93, 77, -58]

Ex Output:
13


Ex Input:
[-20, -43, -74, -82]

Ex Output:
8


Ex Input:
[28, 28, 29, -88, -86, 18]

Ex Output:

0