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.

[-56, 57, -62, 43]
6

[55, 33, -58, -30, -6, 1, -79, -56]
2

[93, -40, -68]

28

