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: 4, ['4773', 'K', '4689', 'L', 'b', 'Y', '911', '5037', 'i', 'x', 'i', '1881', '9697', '4575', 'e', '7425', 'k', 'X', '1287', '5939', '4907', '9289', 'm', '269', 'w', '641', '8981']

SOLUTION: 4773, K, 4689, L, b, Y, 911, 5037, i, x, i, 1881, 9697, 4575, e, 7425, k, X, 1287, 5939, 4907, 9289, m

PROBLEM: 4, ['2877', '4495', 'H', 'g', '1741', '6623', 't', '5345', 'l', 'J', '3691', 'A', '467', '6027', '789', '7345', 'l', 'r', '1637', 'w', 'x', '7823', 'U']

SOLUTION: 2877, 4495, H, g, 1741, 6623, t, 5345, l, J, 3691, A, 467, 6027, 789, 7345, l, r, 1637

PROBLEM: 1, ['F', '5825', 'x', '7103', 'w', '3351', 'f', 'b', 'w', 'r']

SOLUTION:
F, 5825, x, 7103, w, 3351, f, b, w