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.

Input: Consider Input: [-11, 20, -57, -39]

Output: 18


Input: Consider Input: [3, -34, -46, -70]

Output: 12


Input: Consider Input: [41, -66, -20, -70, -93, 73, 97, -16]


Output: 4