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: 9, ['6019', '1879', '4663', '9795', '1937', '8383', 'u', '8653', 'F', '6757', '7019', 'S', 'F', '3595', 'g', '4237', 'J', '5071', '2671', 'Y', 'Q']

SOLUTION: 6019, 1879, 4663, 9795, 1937, 8383, u, 8653, F, 6757, 7019, S

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: 1, ['t', 'D', '311']

SOLUTION:
t, D