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: [-20, 95, 66, -72, -33, -59, 94, -64, -30]

Output: 1


Input: Consider Input: [-20, 93, 1, 100, -26, 69, -77]

Output: 6


Input: Consider Input: [75, -25, 72, 87]


Output: 3