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:
[-69, 33, -73, -51, -43, 69]

Ex Output:
4


Ex Input:
[-48, -2, -100, 41, 93, -51, -81]

Ex Output:
3


Ex Input:
[-14, 92, 83, 37, -47, -66, -43, -10, 31]

Ex Output:

4