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:
[-79, 92, 41, -48, 5, 70, -54]

Ex Output:
6


Ex Input:
[-20, -69, -29, -13]

Ex Output:
7


Ex Input:
[94, 59, 71]

Ex Output:

12