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: [31, -91, -60, 70, -34, 15, -69, -56]
Example Output: 4

Example Input: [-24, 94, -20, -82, 60, 31, -3, -22, -92]
Example Output: 2

Example Input: [13, -26, 66, -68]
Example Output:
39