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:
[93, 21, -47, 31]

Ex Output:
10


Ex Input:
[-12, 31, 18, 18, -42, -55]

Ex Output:
0


Ex Input:
[-24, 87, 72, -62, -73, -84, 58, -76, -31]

Ex Output:

3