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, ['1271', 'y', '9543', '5773', '567', '8609', 'Q', '8599', '1801', '4245', 'U', 'z', 'a', '3753', '3283', '9711', 'N']

SOLUTION: 1271, y, 9543, 5773, 567, 8609, Q, 8599, 1801, 4245

PROBLEM: 6, ['6273', '5485', '2783', '577', 'n', 'P', 'z', '6023', 'b', '2017', 'w', 'C', '1521', 't']

SOLUTION: 6273, 5485, 2783, 577, n, P, z, 6023

PROBLEM: 4, ['3215', '1565', '6913', '2473', '3819', '3107', '229', 'b']

SOLUTION:
3215, 1565, 6913, 2473