TASK DEFINITION: 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.
PROBLEM: 2, ['247', '8163', '5723', '5791', '8303', '8405', '1515', '463', 'v', 'a', 's', 'j', 'j', 'V', '933', '3773', 'n']

SOLUTION: 247, 8163, 5723, 5791, 8303, 8405, 1515, 463, v, a, s, j, j, V, 933

PROBLEM: 3, ['C', 'k', '2161', '5417', '4853', 'K', '5945', '2563', 'o', '6347', 'q', 'H', 'N', 'E', '859', 'P', 'n', 'G', '419', 'V', 'P', 'F', 'F', '7319', '1211', 'J', 'J', '8489', '5181', '2647']

SOLUTION: C, k, 2161, 5417, 4853, K, 5945, 2563, o, 6347, q, H, N, E, 859, P, n, G, 419, V, P, F, F, 7319, 1211, J, J

PROBLEM: 3, ['p', '939', 'N', '5461', '1361', 'k', '2299', '395', 'W', '2663', '3847', '1747', 'V', '3707', 'H', '685', 'h', 'l', 'p', '3407', 'O', '5139', '9855', '5165', 'D']

SOLUTION:
p, 939, N, 5461, 1361, k, 2299, 395, W, 2663, 3847, 1747, V, 3707, H, 685, h, l, p, 3407, O, 5139