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.

[33, 68, 9, 28, 76, 37, -61, 49]
4

[31, 93, -57, 50, 3]
19

[30, -42, 63, -53]

11