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: [31, -91, -60, 70, -34, 15, -69, -56]

Output: 4


Input: Consider Input: [13, -53, 1]

Output: 12


Input: Consider Input: [75, -25, 61, 71]


Output: 4