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:
[-56, 80, 48, -26, -70, 43, 82, -37, 82]

Ex Output:
0


Ex Input:
[87, -67, -42]

Ex Output:
25


Ex Input:
[26, -72, -15, -28, 93, 89, -1, 100, 44]

Ex Output:

4