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: [85, 69, 90, 51]
Example Output: 5

Example Input: [20, 54, 4]
Example Output: 16

Example Input: [-25, 73, -49, 48, 48, -38, -79, 64]
Example Output:
0