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:
5, ['a', 'a', '3961', '9489', 'b', '1505', 'W', '8567', '635', 'z', 'a', '139', '3987', 'C', 'D', '3401', 'l']

Ex Output:
a, a, 3961, 9489, b, 1505, W, 8567, 635, z, a, 139


Ex Input:
1, ['c', '8843', 'R', '7857', '8439', 'c', 'a', 'S', '75', 'S', '6095', 'S', '4857', 'U', 's', 'T', 'b', '8079', '9635']

Ex Output:
c, 8843, R, 7857, 8439, c, a, S, 75, S, 6095, S, 4857, U, s, T, b, 8079


Ex Input:
10, ['l', '2667', 'X', 'I', 'o', '231', 'b', 'D', 'N', 'E', 'E', '6679', 'S', 'h', '9973', 'M', 'o', 'z', 'O', 'U', '5471', 'N']

Ex Output:

l, 2667, X, I, o, 231, b, D, N, E, E, 6679