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:
[83, 52, 83, 32, 58, 27, 26, 78]

Ex Output:
0


Ex Input:
[-88, -84, 43]

Ex Output:
4


Ex Input:
[91, 72, 40]

Ex Output:

19