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: [85, 69, 90, 51]

Output: 5


Input: Consider Input: [39, 97, 43, 84, -23, -42, 47, 3]

Output: 4


Input: Consider Input: [96, 90, 23, -52]


Output: 6