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.

[81, -15, -10]
5

[68, -44, 72, 0, 64, 14, 16, -56]
2

[43, -90, 93, 50]

7