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

Ex Output:
5


Ex Input:
[-45, 50, 29, 33, 37, -81, -85]

Ex Output:
4


Ex Input:
[80, -75, -5, 10, -48]

Ex Output:

15