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:
8, ['I', '1727', 'B', '1069', 'B', '4367', 'Q', 'N', 'K', 'g', '2833', 'v', 'A', 'K', 'g', '297', 's', '9715', 'u', '2939', '1779', 'q', 'V', 'R', '3153', '4879', '103', '6475', '8697']

Ex Output:
I, 1727, B, 1069, B, 4367, Q, N, K, g, 2833, v, A, K, g, 297, s, 9715, u, 2939, 1779


Ex Input:
2, ['5647', '6833', 'V', '2973', '2431', 'e', 'S', '5009', 'G', 'f', 'n', 'I', '9779', '845', 'a', 'e', '2877', '9285', '6049', 'J', 'Z']

Ex Output:
5647, 6833, V, 2973, 2431, e, S, 5009, G, f, n, I, 9779, 845, a, e, 2877, 9285, 6049


Ex Input:
2, ['O', 'j', 'r', 'B', 'u', 'A', '1801', 'G', 'f', '6185', '7287', 'l', 'E', 'e', 'i', 'V', 'W', 'H', '9127', 'X', '401', '1819']

Ex Output:

O, j, r, B, u, A, 1801, G, f, 6185, 7287, l, E, e, i, V, W, H, 9127, X