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: 9, ['M', '5097', 'b', 'W', '4627', 'i', 's', 'H', '3203', 'V', '2689', 'Y', 'G', 'G', 'O', '7913', '4265', '5203', '8085', 'c', '6847', '7825', 'O', 'K', '8371', '8899', '7721', '6695', 'r', 'q']

SOLUTION: M, 5097, b, W, 4627, i, s, H, 3203, V, 2689, Y, G, G, O, 7913, 4265, 5203, 8085, c, 6847

PROBLEM: 10, ['d', 'c', 'Z', 'b', '4185', 'Y', '3381', 'd', '4167', 'J', '539', 'h', 'Q', '165', '8025', 'M', '6337', 'z', 'k', 'A', 'E', '9729', '7747', '7387', 'S', 'U']

SOLUTION: d, c, Z, b, 4185, Y, 3381, d, 4167, J, 539, h, Q, 165, 8025, M

PROBLEM: 2, ['N', 'R', '8769', 'x', '3395', '4857', '7461', '4695', 'g', 'I', 'F', '2427']

SOLUTION:
N, R, 8769, x, 3395, 4857, 7461, 4695, g, I