TASK DEFINITION: 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.
PROBLEM: [-20, 95, 66, -72, -33, -59, 94, -64, -30]

SOLUTION: 1

PROBLEM: [-84, 52, -37, -65, -99, 21, -68]

SOLUTION: 3

PROBLEM: [-54, -12, 34]

SOLUTION:
42