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: [10, 38, -12, 97, -60, -48, -29, -21]

Output: 8


Input: Consider Input: [1, -47, -34, 23, -62, 68]

Output: 13


Input: Consider Input: [-84, 11, -9, 64]


Output: 20