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.

[59, -34, -63]
29

[-11, 20, -57, -39]
18

[57, 8, -86, -32]

40