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: [-91, 10, 8, -43, 42, 65, 30, 82, -47]

SOLUTION: 2

PROBLEM: [-7, 41, -28, -37]

SOLUTION: 9

PROBLEM: [-14, -57, -16, 88]

SOLUTION:
2