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, ['b', '4015', 'y', '4537', 'f']

SOLUTION: b, 4015, y

PROBLEM: 2, ['351', '729', 'P', 'j', '5769', '4827', 'v', '3657', '1519', '1183', 'V', '3297', '6385', '3487', 'T', 'J', '7531', '9147', '2747', '5981', '5481', '9981', '6079', 'f', '5569', 'W', '5335', '9455', '689', '2341']

SOLUTION: 351, 729, P, j, 5769, 4827, v, 3657, 1519, 1183, V, 3297, 6385, 3487, T, J, 7531, 9147, 2747, 5981, 5481, 9981, 6079, f, 5569, W, 5335, 9455

PROBLEM: 8, ['S', 'm', '3379', '4329', '9587', 'c', 'U', 'm', 'd', '2295', 'h', 'G', 't', '9269', 'r', '8305', 'z', '8135', '9635', 'f']

SOLUTION:
S, m, 3379, 4329, 9587, c, U, m, d, 2295, h, G