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.

[-14, 12, 87, -26]
12

[-23, 74, 6, 51, -22, -14, 82]
1

[12, -2, 21, -81]

9