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, -87, 78, 58, -6, -61, -80, -32]

SOLUTION: 7

PROBLEM: [21, -34, 84, 92, 71, 99, -7, 2]

SOLUTION: 7

PROBLEM: [77, 97, -30]

SOLUTION:
20