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:
[93, 21, -47, 31]

Ex Output:
10


Ex Input:
[17, 94, -57, -65, 52, 43, 98]

Ex Output:
4


Ex Input:
[59, -23, -2]

Ex Output:

21