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:
[-12, -97, -83, -46, 69, -38]

Ex Output:
8


Ex Input:
[71, -39, -69, 71]

Ex Output:
0


Ex Input:
[23, -36, -30, 31, 78, -90]

Ex Output:

6