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.

[21, -34, 84, 92, 71, 99, -7, 2]
7

[-9, 15, 96, 36, 56, 70]
14

[-82, -53, 85, 47]

29