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:
[28, 28, 29, -88, -86, 18]

Ex Output:
0


Ex Input:
[-77, 72, -41]

Ex Output:
36


Ex Input:
[62, -88, 70, -59, 75, -3]

Ex Output:

5