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:
[-86, -64, -76, -44, -31, 84, -40]

Ex Output:
4


Ex Input:
[50, -54, 37, -97, 88, -26]

Ex Output:
13


Ex Input:
[-6, -13, 1, 68, -83, 33, -11]

Ex Output:

2