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, ['y', '9251', '9425', 'B']

Ex Output:
y, 9251


Ex Input:
3, ['9497', 'X', 'E', '7311', '2509', 'e', 'L', 'r', 'I', 'n', 'k', '2369', 'b', 'x', 'L', '6093', '6785', '4401', 'U', '5645', 'P', '6837', 'p']

Ex Output:
9497, X, E, 7311, 2509, e, L, r, I, n, k, 2369, b, x, L, 6093, 6785, 4401, U, 5645


Ex Input:
6, ['a', 'X', 'r', 'z', '991', 'e', 'o', 'E', '9939', 'C', '1673', '3511', '2545', 'J', 'C', 'W', '3291', '9671', 's', 'b', 'W', '603', '9047', 'S', 'p', 'm', '1495']

Ex Output:

a, X, r, z, 991, e, o, E, 9939, C, 1673, 3511, 2545, J, C, W, 3291, 9671, s, b, W