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:
[-37, 62, -79, -58, 4, 23, -97]

Ex Output:
18


Ex Input:
[-54, -22, 20, -14, -52, 70, -36, 37]

Ex Output:
2


Ex Input:
[-57, -17, 75]

Ex Output:

40