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:
[-45, 30, 75, -47]

Ex Output:
2


Ex Input:
[-1, 25, 66, 86, -65, -22]

Ex Output:
20


Ex Input:
[-46, -61, -57, 43, -84, 94, -46]

Ex Output:

0