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: [-77, -54, -84, -83, 21]
Example Output: 1

Example Input: [37, -75, 58, -93, 86, -21, -56]
Example Output: 18

Example Input: [-7, -36, -12, -75, -45]
Example Output:
5