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.

Ex Input:
[19, 68, 23, -21, -57, -33]

Ex Output:
4


Ex Input:
[62, 67, 4, 30, -57, 25, -41, 83, 18]

Ex Output:
5


Ex Input:
[-5, 31, -62, -49, 10, 24, 52, -52, -88]

Ex Output:

3