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, -91, 94, -61, -9]

Ex Output:
10


Ex Input:
[29, 56, -68]

Ex Output:
27


Ex Input:
[53, 5, -17]

Ex Output:

22