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: [-81, 95, -85, -99, 41]

SOLUTION: 4

PROBLEM: [-88, -84, 43]

SOLUTION: 4

PROBLEM: [41, -72, 11, -90]

SOLUTION:
18