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: [63, 65, 92, 28, 2, -87, -9, -95, 69]
Example Output: 2

Example Input: [28, 28, 29, -88, -86, 18]
Example Output: 0

Example Input: [49, 36, -80]
Example Output:
13