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

[EX Q]: [-67, 26, 44]
[EX A]: 18

[EX Q]: [-60, 87, -45, 71]
[EX A]:
15