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: [15, -53, 68, -20, 68, -33, 79, 34, 15]
Example Output: 0

Example Input: [55, 33, -58, -30, -6, 1, -79, -56]
Example Output: 2

Example Input: [-5, -87, -63, 0, -67, 50, -25, 1]
Example Output:
1

