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.

[82, -25, -76, -53, 43, -21]
4

[-20, -69, -29, -13]
7

[63, 27, 34, 83, 29, -4, -79, -13, 43, -9]

2