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, ['Q', 'S', '3035', 'n', '9659', 'x', '333', 'K', 'c', '4997', '3463', 'Y', '7927', 'A', 'A', 'o', 'M', 'A', '1853', '3095', 'T']

SOLUTION: Q, n, 333, 4997, 7927, o, 1853

PROBLEM: 7, ['9497', 'l', 'm', '7185', '6155', '2677', 'n', '7659', '8649', '8165', 'w', '7147', 'v', '4317', '9783', '303', '7467', 'O', 'o', 'I', 'q', '2091', 'P', 'R', '1017', 'z', 'g', '567', 'j', '5697', 'b', 'p', '157', 'Y', '3903', 'a', '1331', 'S', '7903', '3777', '9887', 'o', '8671', 'H']

SOLUTION: 9497, 7659, 9783, 2091, j, a, 8671

PROBLEM: 4, ['U', '2009', '4517', 's', 'r', '4201', '9227', 'i']

SOLUTION:
U, r