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: 8, ['H', '2329', 'K', 'q', '4749', '2395', '3297', '3515', 'r', 'K', 'a', 'S', 'Q', '3097', 'k', 'B', 'P', '869', 'x', 'u', 'h', 'I', 'e', 'j', '3709', '7675', '2473']

SOLUTION: H, 2329, K, q, 4749, 2395, 3297, 3515, r, K, a, S, Q, 3097, k, B, P, 869, x

PROBLEM: 2, ['7909', '2675', 'Y', '8083', '379', 'K', '9823', '7959', 'w', '7649', 'C', 'S']

SOLUTION: 7909, 2675, Y, 8083, 379, K, 9823, 7959, w, 7649

PROBLEM: 2, ['S', '5599', '4735', '4011', 'l', '267', 'O', '5655', '3175']

SOLUTION:
S, 5599, 4735, 4011, l, 267, O