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: 1, ['h', '2699', 'H', 'D', 'p', 'F', '5729', 'e', '6819', 'b', 'b', 'i', '4609', 'y', 'o', 'A', '6489', 'j']

SOLUTION: h, 2699, H, D, p, F, 5729, e, 6819, b, b, i, 4609, y, o, A, 6489

PROBLEM: 3, ['C', '3523', 'u', '8087', '3333', 's', 'z', '6517', 'U', 'r', 't', 'z', '5645', 'b', 'V', '2751', 'M', 'W', '3739', 'O', '3113', 's', 'D', '9847', '261', '8617']

SOLUTION: C, 3523, u, 8087, 3333, s, z, 6517, U, r, t, z, 5645, b, V, 2751, M, W, 3739, O, 3113, s, D

PROBLEM: 1, ['L', '7575', '9491', 'h', 'W', 'U']

SOLUTION:
L, 7575, 9491, h, W