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:
[1, -72, 66, -75, 52, -40]

Ex Output:
3


Ex Input:
[48, 96, -18, -67, 90, 63, 51, -76]

Ex Output:
3


Ex Input:
[8, 66, 59, 57, 80, 96, 28, -41, -15, -71]

Ex Output:

2