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: 12, ['D', 'T', 'b', '8967', '3159', '7201', '4447', 'T', 'R', 'm', '8347', 'f', '7637', '531', '4967', '2395', 'M', '5017', 'S', '1867', '9027', '7959', '3113', '5347', '5221', '3893', 'K', '9569']

SOLUTION: D, T, b, 8967, 3159, 7201, 4447, T, R, m, 8347, f, 7637, 531, 4967, 2395

PROBLEM: 6, ['H', 'T', 'A', '253', 'G', 'd', '5407', '6689', '529', 'I', 'n', 'F', '5605', 'O', '2329', 'P', '6961', 'V', '7295', 'z', 'C']

SOLUTION: H, T, A, 253, G, d, 5407, 6689, 529, I, n, F, 5605, O, 2329

PROBLEM: 5, ['8925', 'V', '3519', 'c', 'i', 'X', 'g', 'P', 'C', '5655', 'Y', 'p', '2233', 'T', 'C', '8745', '1121', 'a', 'S', '8989', '6761', 'r', '8423', 'K', '5975', '2533']

SOLUTION:
8925, V, 3519, c, i, X, g, P, C, 5655, Y, p, 2233, T, C, 8745, 1121, a, S, 8989, 6761