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.

[12, 95, 55, -63, 14, -7, 31, 39, -31]
2

[35, 63, -48, -85]
28

[-63, 56, 66, -12, -54, -50]

4