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:
[59, 50, -86, -25, -72, -68, 36]

Ex Output:
4


Ex Input:
[97, -58, 12, 63, 19, 71, -31, 36, -72]

Ex Output:
7


Ex Input:
[-26, -81, 60, -30, 0]

Ex Output:

4