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: 9, ['e', '2041', 'S', '9643', 'q', 'O', 'Y', 'l', 'a', 'H', '2997', '8923', 'a', '5125', '9145', '151', 'i', '9563', 'p', 'K', '3583', '5799', '2005', 'b', '1975', 'x', 'k', '2731', '5021', '7259', '1215', 'C', '3831', '1147', '3977']

SOLUTION: e, H, p, 2731

PROBLEM: 15, ['D', 'q', 'S', 'U', 'a', 'g', 'L', '5339', 'O', '1985', 'J', '3885', 'q', 'R', '7423', 'Q', 'C', 'S', 'D', '3917', 'y', '5507', '4721', '7585', 'H', 'I', 'B', 'R', 'h', 'L', 'P', '4911', 'r', 'E', 'v', 'N', 'P', 'S', 'B', '3107', '3961', '4747', '9905', 'C', 'w', 'R', '303', '9111']

SOLUTION: D, Q, P, R

PROBLEM: 3, ['5907', 'B', '2719', 'Z', 'B', '69', 'd', '7571', 'a', '2837', '2525', '7709', '5435', 'T', '1789', '2231', 'c', '575', '1835', '5911', 'I', 'y', 'Q', 'I', '1395', 'D', 'u', 'R', '3535', '9853', 'O', '1911', 'c']

SOLUTION:
5907, Z, d, 2837, 5435, 2231, 1835, y, 1395, R, O