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.

Example Input: [20, 54, 4]
Example Output: 16

Example Input: [-17, -32, 25, 18]
Example Output: 7

Example Input: [-71, -45, 100, 65, -97]
Example Output:
26