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: [72, 18, -88]

Output: 54


Input: Consider Input: [-7, 59, 0]

Output: 7


Input: Consider Input: [90, 56, 66, -58, -31, -47, 21, 13]


Output: 8