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:
[81, -15, -10]

Ex Output:
5


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

Ex Output:
4


Ex Input:
[-44, -89, 86, 76, -38, 90, 29]

Ex Output:

4