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: [-72, -18, 90, 8, -37, 61, -16]

SOLUTION: 2

PROBLEM: [-35, -70, -11, 84, -30, 59, -97, 34]

SOLUTION: 5

PROBLEM: [57, 21, -76, -70, 60, -64, -55]

SOLUTION:
3