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: 3, ['S', '3489', 'T', '8515', 'e', 'U', 'm', '6243', '1035', 'e', '9105', '7821', '1897', '641', 'v', 'q', 'V', '3113']

SOLUTION: S, 8515, m, e, 1897, q

PROBLEM: 7, ['8257', 'm', 'n', 'U', 'z', '9415', 'J', '5779', 'X', '4027', 'c', 'W', 'X', 'T', 'B', 'f', '6691', 'X', 'a', 'e', '1895', '4975', 'b', 'x', '8481', '6309', '1963', '3865']

SOLUTION: 8257, 5779, B, 4975

PROBLEM: 7, ['s', '2353', '4055', 'F', '401', '6737', 'K', '4501', '6681', 'K', 'q', '2329', '3449', '8089', 'R', '4261', 'o', '4245', '8017', 'Z', 'V', '2277', 'H', '5365', '3323', '6681', '7359', 'b', '4005', 'I', '8135', 't', 's']

SOLUTION:
s, 4501, R, 2277, 4005