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:
[-4, -30, 97, 97, -100, 1, -22, -28, 20]

Ex Output:
0


Ex Input:
[-20, 93, 1, 100, -26, 69, -77]

Ex Output:
6


Ex Input:
[84, -98, -16, 47, -80, -59, 66, -83, 88, 81]

Ex Output:

3