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:
[-50, 1, 1, -85, -39, -38, -91]

Ex Output:
0


Ex Input:
[61, -14, 47, 56, 95, -19, -75, 87]

Ex Output:
5


Ex Input:
[100, -87, -95, -56]

Ex Output:

8