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: 2, ['6137', 'f', 'I', '8297', 'd', 'L', '6471', '2965', 'H', '533', '2809', 'U', 'A', '7481', 'l', 'e', 'n', 'd', '6589', 'n', 'c', 'X', 'I', 'I', '3217']

SOLUTION: 6137, f, I, 8297, d, L, 6471, 2965, H, 533, 2809, U, A, 7481, l, e, n, d, 6589, n, c, X, I

PROBLEM: 13, ['T', 'W', '3873', '2359', '7667', '1057', 't', 'Y', 'D', '9569', 'z', '2171', '7863', 'A', '7177', 'o', '9889', '3769', 'k', '227', '6991', 'S', '4603', '7681', 'M', '1993', '5955', 'z']

SOLUTION: T, W, 3873, 2359, 7667, 1057, t, Y, D, 9569, z, 2171, 7863, A, 7177

PROBLEM: 10, ['5691', '4511', 'j', '777', '4777', '2303', '7437', '1555', 'y', '1477', '4875', '5391', '2231', '2473', 'E', '1815', '369', '6711', '3133', '4473', 'e', '1545', 'f', 'U', '9585', '7715', 'Q', '7103']

SOLUTION:
5691, 4511, j, 777, 4777, 2303, 7437, 1555, y, 1477, 4875, 5391, 2231, 2473, E, 1815, 369, 6711