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:
[-45, 57, 39, -71, -20, -96, -28]

Ex Output:
8


Ex Input:
[-85, -35, -6]

Ex Output:
29


Ex Input:
[63, 82, 97, -10, -23]

Ex Output:

13