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: [-16, 15, -28]

SOLUTION: 12

PROBLEM: [8, 97, 92, 83, 44, 86]

SOLUTION: 3

PROBLEM: [74, 35, -60, 80, -89, -64, -31, 0, 26, 40]

SOLUTION:
4