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:
[15, -78, -45, 29, 15]

Ex Output:
0


Ex Input:
[-79, -54, -16, 54, 13, 21, -61, -65, 67, 61]

Ex Output:
4


Ex Input:
[-48, -64, -1, -96, -45, -89, 99, 36, -49]

Ex Output:

1