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:
1, ['4009', 'a']

Ex Output:
4009


Ex Input:
9, ['X', '2625', 'l', '533', 'j', '265', 'O', 'h', '9031', '9507', '1981', '4301', 'h', 'Z', '3735', 'a', '9359', 's']

Ex Output:
X, 2625, l, 533, j, 265, O, h, 9031


Ex Input:
3, ['7817', '4179', 'B', 'k', 'g', 'd']

Ex Output:

7817, 4179, B