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: [87, -67, -42]

SOLUTION: 25

PROBLEM: [36, 51, 77, -2]

SOLUTION: 15

PROBLEM: [-58, 55, 7, -46, 5, 99, 89, -6, -2]

SOLUTION:
2