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: [85, 77, 73, 4, -6, 93]

SOLUTION: 4

PROBLEM: [84, 4, -28, -82, -38, 35]

SOLUTION: 10

PROBLEM: [-40, -61, 32, -81]

SOLUTION:
20