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, 95, 66, -72, -33, -59, 94, -64, -30]
Example Output: 1

Example Input: [83, 55, 61]
Example Output: 6

Example Input: [93, 21, -47, 31]
Example Output:
10