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: [-21, 93, 99, -36, -87]

SOLUTION: 6

PROBLEM: [98, 72, 88, -46, -66]

SOLUTION: 10

PROBLEM: [6, -14, 51]

SOLUTION:
20

