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: [94, -64, 72, 99]
Example Output: 5

Example Input: [-4, 39, -75]
Example Output: 43

Example Input: [-64, 90, -89, 2, 18, -16, -57]
Example Output:
7