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, ['1831', '8397', '415', 'j', 'B', 'a', 'w', 'i', '1191', 'z', 'T', '6749', 'p', '2957', 'X', '6813', 'u', '9359', '7259', '7483', 'W', 'v', '9933', 'e', '3369', '9953', '6501', 'Y', '6207']

SOLUTION: 1831, 8397, 415, j, B, a, w, i, 1191, z, T, 6749, p, 2957, X, 6813, u, 9359, 7259, 7483, W, v, 9933, e, 3369, 9953, 6501

PROBLEM: 2, ['351', '729', 'P', 'j', '5769', '4827', 'v', '3657', '1519', '1183', 'V', '3297', '6385', '3487', 'T', 'J', '7531', '9147', '2747', '5981', '5481', '9981', '6079', 'f', '5569', 'W', '5335', '9455', '689', '2341']

SOLUTION: 351, 729, P, j, 5769, 4827, v, 3657, 1519, 1183, V, 3297, 6385, 3487, T, J, 7531, 9147, 2747, 5981, 5481, 9981, 6079, f, 5569, W, 5335, 9455

PROBLEM: 7, ['S', 'j', 'J', 'D', '3193', 'G', 'E', 'Y', 'p', 'b', 'n', 'G', '7309', 'G', '1223', 'x', '6691', '1271', '7623', '9797', 'A', '8771', 'A', '1099', '9131', '1113', '9469']

SOLUTION:
S, j, J, D, 3193, G, E, Y, p, b, n, G, 7309, G, 1223, x, 6691, 1271, 7623, 9797