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.

[EX Q]: [-54, 6, -52, -44]
[EX A]: 2

[EX Q]: [20, 54, 4]
[EX A]: 16

[EX Q]: [-70, -21, -6, 12]
[EX A]:
15