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:
[82, 83, 71, -28, 64, -41, 47, 18]

Ex Output:
1


Ex Input:
[-51, 88, 40, 48, 3, 45, 61]

Ex Output:
3


Ex Input:
[-40, 3, 94, -4, -2, -67, 90, -22, 76]

Ex Output:

2