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:
[-100, 81, -92, -73, -71, 57, -17, 51, 91]

Ex Output:
2


Ex Input:
[5, -50, 62, 30, -18, 45]

Ex Output:
15


Ex Input:
[23, 66, -62, -49, -26, -19, -56, -84, -82, 42]

Ex Output:

2