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:
[20, 54, 4]

Ex Output:
16


Ex Input:
[41, -94, 8, -31, 21]

Ex Output:
13


Ex Input:
[64, -99, -14, 54, 75, -91, 13, 26, 66, -55]

Ex Output:

2