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: [-40, 14, 27, -73, 88]

SOLUTION: 13

PROBLEM: [68, 80, 40, -33]

SOLUTION: 12

PROBLEM: [39, -18, -7, 78, -49, -11, 49, -1]

SOLUTION:
4