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:
[-23, 79, -85]

Ex Output:
62


Ex Input:
[-67, -22, -46, 54]

Ex Output:
21


Ex Input:
[-52, 38, 5, 93]

Ex Output:

33