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: [-100, 81, -92, -73, -71, 57, -17, 51, 91]

SOLUTION: 2

PROBLEM: [31, -91, -60, 70, -34, 15, -69, -56]

SOLUTION: 4

PROBLEM: [77, 67, 56, 67, -99, -18, -23]

SOLUTION:
0