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: 12, ['3525', '3817', 'X', '2091', 'E', '7625', 'p', '8031', '3895', '4101', 'K', 'f', '4303', 'g', '1529', 'p', 'D', 'w', '1831', 'n', '1019', '9569', 'L', '447', 'L', 't', 'r']

SOLUTION: 3525, 3817, X, 2091, E, 7625, p, 8031, 3895, 4101, K, f, 4303, g, 1529

PROBLEM: 2, ['1605', 'v', '1559', '9033', '6603', 'a', 'S', 'T', '7991', 'v', '2739', 'F', 'q', '1873', '2475', '3879', '4903', 'I', 'U', '2733', 'S', 'q', 'O', '1623']

SOLUTION: 1605, v, 1559, 9033, 6603, a, S, T, 7991, v, 2739, F, q, 1873, 2475, 3879, 4903, I, U, 2733, S, q

PROBLEM: 5, ['K', '4243', '9401', 'i', 'r', 'z', '1123', '1801', '1773', '6239', '7051', 'U', '4629', '8801', 'q', 'b', 'G', '5883', 'Q', 'y', '6931', '8581']

SOLUTION:
K, 4243, 9401, i, r, z, 1123, 1801, 1773, 6239, 7051, U, 4629, 8801, q, b, G