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: [-4, -30, 97, 97, -100, 1, -22, -28, 20]

Output: 0


Input: Consider Input: [81, -15, -10]

Output: 5


Input: Consider Input: [59, 59, -30, 100, 2, 68, -23, -72]


Output: 0