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: [33, 68, 9, 28, 76, 37, -61, 49]
Example Output: 4

Example Input: [-6, -9, -65, 90, 31, 64, 80, 79, 31]
Example Output: 0

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