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:
2, ['f', 'X', 'M', '4005', '1665', '1379', '2731', 'p', '3683', 'C', '9699', 'H', '4481', 'M', 'e', 'N', 'C']

Ex Output:
f, X, M, 4005, 1665, 1379, 2731, p, 3683, C, 9699, H, 4481, M, e


Ex Input:
3, ['161', 'Z', '5715', '9755', '2855', 'P']

Ex Output:
161, Z, 5715


Ex Input:
5, ['a', '8081', '4553', '5929', 'U', 'G', '4933', 'X', 'e', '1993', '6331', '7711']

Ex Output:

a, 8081, 4553, 5929, U, G, 4933