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, 93, 99, -36, -87]
6

[67, -65, 93, 9, -39, -43, -93, 58]
4

[2, -83, -56, 15, 14, 76, -40]

1