TASK DEFINITION: In this task, you are given an input i,A where i is an integer and A is an array. You need to find every ith element of A starting with the 1st element.
PROBLEM: 21, ['N', 'Y', 'f', '5587', 'a', '2353', 'x', '8017', '9719', '3045', '4499', '9499', 'r', 'I', 'S', '2531', '9799', '43', 'G', '9863', 'Z', 'F', '5773', 'D', '9541', 'T', 'C', '8635', '3651', 't', 'I', '2597', 'j', 'J', 'p', 'o', 'j', 'Q', '6141', '6525', 'R', '9255', '9141', '5037', 'i', '3317', 'Q']

SOLUTION: N, F, 9141

PROBLEM: 2, ['5061', '2703', 'S', '6041', '9033', 'r', '4051', '4851', 'K', '8135', '371', '1115', '6341', 'I', '2017', 'P', 'X', 'l', '3117', '6795', '8497', 'R', '3881', 'S', '1283', 'R', '1879', 'F', '9301', '793']

SOLUTION: 5061, S, 9033, 4051, K, 371, 6341, 2017, X, 3117, 8497, 3881, 1283, 1879, 9301

PROBLEM: 7, ['8671', '225', 'l', '6477', 'W', '1413', '4439', 'N', 't', '2749', 'd', 'D', 'h', '7169', 'i', '8219', '8409', '6605', 'q', '4949', '1013', '1631', '7891', '2187', 'Y', 'P', '139', '7709', 'R', '7465', '7647', '3627', 'V', 'W', '7965', '5571', 'L', '7511', '3259', 'r', '5223', 'e', '8925', 'x', 'O', 'C', 'T', 'e']

SOLUTION:
8671, N, i, 1631, R, 5571, 8925