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:
[55, 33, -58, -30, -6, 1, -79, -56]

Ex Output:
2


Ex Input:
[-67, 26, 44]

Ex Output:
18


Ex Input:
[59, -81, 55, 19, -89, -16, 14, -43]

Ex Output:

4