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:
[32, -22, 81, -91, 96, 15, 90, 60, -95]

Ex Output:
4


Ex Input:
[66, -20, 22, -77, 56, 56, -19, -91]

Ex Output:
0


Ex Input:
[-23, 78, -90, 34, 74, 29]

Ex Output:

4