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:
[41, 82, 50, 19, -67, 9, 2, 49, -63]

Ex Output:
1


Ex Input:
[-23, 79, -85]

Ex Output:
62


Ex Input:
[-78, -69, -11, -97, 92, -85, 82, 30, -46]

Ex Output:

7