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:
[68, -35, -97, -89, 10, 0, 40, -21, -66, 55]

Ex Output:
8


Ex Input:
[72, -25, -11, -98, -68, -53]

Ex Output:
14


Ex Input:
[-51, 4, 39, 20, 63, -12, -16]

Ex Output:

4