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:
[-79, 97, -65, -5, 77, -96, -29, -38, -36]

Ex Output:
2


Ex Input:
[40, 89, -76, 74, 8, -1]

Ex Output:
9


Ex Input:
[-20, -77, 79, 55, -3, -28, 54, -38]

Ex Output:

1