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, ['845', 'w', 'b', 'M', '8983', '1591', 'n', 'i', '9817', '1397', '5085', 'p', '503', 'o', '953', '3705', 'D']

SOLUTION: 845, w, b, M, 8983, 1591, n, i, 9817, 1397, 5085, p

PROBLEM: 4, ['7991', 'm', 'P', '1029', 'D', 'x', 'L', '3549', '2747', '5545', 'l', 'T', 'S', 'b', '929', 'R', '8099', 'R', 'c', 'i', 'v', 'q', 'g', '2107', '6375']

SOLUTION: 7991, m, P, 1029, D, x, L, 3549, 2747, 5545, l, T, S, b, 929, R, 8099, R, c, i, v

PROBLEM: 3, ['u', 's', 'k', '5215', '9609', '1617', 'i']

SOLUTION:
u, s, k, 5215