In this task, you are given inputs i and A, where i is an integer and A is a list. You need to list all the elements of A preceding the last i elements. i will always have a value less than the length of A.

Ex Input:
6, ['K', '3083', '3121', '2705', 'z', 'm', '3911', 'L', '3587', '9209', 'B', 'I', '4555', '2721', '7415', '9423', 'q', 'D', 'K', 'E', '5119', '7613', 'J', 'R']

Ex Output:
K, 3083, 3121, 2705, z, m, 3911, L, 3587, 9209, B, I, 4555, 2721, 7415, 9423, q, D


Ex Input:
4, ['W', 'U', '7989', '7921', '2625', '4897', '1429', '7431', 'v', 'J', 'G', '2459', 'h', 'D', 'O', 'j', '5037', '9775', '7017']

Ex Output:
W, U, 7989, 7921, 2625, 4897, 1429, 7431, v, J, G, 2459, h, D, O


Ex Input:
3, ['f', '965', '817', 'i', 'W', '9313']

Ex Output:

f, 965, 817