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: [15, -53, 68, -20, 68, -33, 79, 34, 15]

SOLUTION: 0

PROBLEM: [28, 28, 29, -88, -86, 18]

SOLUTION: 0

PROBLEM: [90, -43, 30, -13, -18, -14, -26]

SOLUTION:
1