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, ['t', '7941', 'p', '9551', '6013', '9957', '4701', '8867', 'L', 'v', 'f', '9103', 'c', 'p', 'E', 'X', 'R', 'q', '4687', '8853', '3323', '4765', 'A', 'J', '6325']

Ex Output:
t, 7941, p, 9551, 6013, 9957, 4701, 8867, L, v, f, 9103, c, p, E, X, R, q, 4687, 8853


Ex Input:
12, ['G', 'H', 'Z', '5925', '8451', 'T', 'B', '9269', 'k', 'o', '4753', '8041', 'd', 'd', '2141', '9069', '6407', 'x', 'p', 'j', '831', '4615', '5419', 't', '8337', '7403', 'e', '1397', 'F']

Ex Output:
G, H, Z, 5925, 8451, T, B, 9269, k, o, 4753, 8041, d, d, 2141, 9069, 6407


Ex Input:
5, ['m', '341', '5453', 'P', '3013', 'y', 'u', '3955', 'i', '699', '6845', 'V', '7087', '8489', 'b', 'w', '6755', 'X', 'M', 't']

Ex Output:

m, 341, 5453, P, 3013, y, u, 3955, i, 699, 6845, V, 7087, 8489, b