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.

[-18, -68, -46, -34]
12

[48, -76, -4]
52

[6, 28, 53, -2]

8