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:
[22, -54, -92, -89, -4, -29, -42, -76]

Ex Output:
3


Ex Input:
[-64, 43, -9, 83, 90, -55, -4]

Ex Output:
5


Ex Input:
[15, -71, 76, 9, 72]

Ex Output:

4