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, ['3457', '4925', 'K', '4729', '1811', 'V', '7821', '1551', 'x', '2331', '1783', 'Y', '1167', '7639', 'D', 'X', '5403']

SOLUTION: 3457, 4925, K, 4729, 1811, V, 7821, 1551, x

PROBLEM: 5, ['2567', 'm', '8275', '3647', 'n', 'F', 'X', 'v', 'J', '1841', 'A', '5037', 'c', '773', '1763', 'A', 'X', '5883', 'D', 'A', '3925']

SOLUTION: 2567, m, 8275, 3647, n, F, X, v, J, 1841, A, 5037, c, 773, 1763, A

PROBLEM: 6, ['Z', '5885', 'f', '6941', '1069', 'r', 'd', '6997', 'Z', 'T', 'C', '5941', 'T', 'R', 'Z', '5009', '3495', 'm', 's', 'S', '9661', '9883', '2881', 'p']

SOLUTION:
Z, 5885, f, 6941, 1069, r, d, 6997, Z, T, C, 5941, T, R, Z, 5009, 3495, m