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: 5, ['h', '1845', 't', '45', 'N', 'j', '4161', 'n', 'I', 'Y', '4091', 'W', 'y', 'C', 'i', 'H', 'd', 'E', '5529', 'e']

SOLUTION: h, 1845, t, 45, N, j, 4161, n, I, Y, 4091, W, y, C, i

PROBLEM: 7, ['P', '4745', '4089', '9623', 'y', 'H', '265', 'b', '4689', '7359', 'E', '3247', 'y', '3371', '1203', '7315', '951', '4745', '4381', '901', 'b', '1871', '9831', 'q', '7527', 'd']

SOLUTION: P, 4745, 4089, 9623, y, H, 265, b, 4689, 7359, E, 3247, y, 3371, 1203, 7315, 951, 4745, 4381

PROBLEM: 3, ['N', 'e', 'y', '8407', '1653', '6197', '9531', '6869', '3221', 't', '7863', '6133', 's', 'w']

SOLUTION:
N, e, y, 8407, 1653, 6197, 9531, 6869, 3221, t, 7863