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: 7, ['R', '9719', '7735', 'l', '2443', 'R', 'W', '1137', '8809', '5505', '953', '3001', '2857', '5161']

SOLUTION: R, 9719, 7735, l, 2443, R, W

PROBLEM: 5, ['6765', 'p', '8607', '6089', 'b', 'r', '5143', 'V', '8725', '8499', '3323']

SOLUTION: 6765, p, 8607, 6089, b, r

PROBLEM: 2, ['c', '2337', '5909', '2409', '6989', '7645', '469', '9185', '6869']

SOLUTION:
c, 2337, 5909, 2409, 6989, 7645, 469