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, 11, 84, -2, 26, 64, 54, -49, 28]
2

[64, -100, -70, -18, -69]
1

[-93, 34, -81, 66, 73, -64, -84, -24]

3