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: 18, ['x', 'J', 'k', 's', '617', '7925', '9969', '9341', 'u', '4635', 'S', 'W', '1141', '1029', '3855', '4577', 'A', '1929', '4189', 'v', 'z', 'M', 'o', 'm', '2399', 'j', 'n', '7317', 'd', 'J', 'x', '8007', '6097', '1177', '1573', '1675', 'q', '5513']

SOLUTION: x, 4189, q

PROBLEM: 12, ['3601', 'P', 'c', 'Y', 'N', 'W', 't', 'D', 'z', '7725', 'u', '2859', '9257', 'a', 'p', '5315', 'u', '6891', 'i', 'a', '8485', 'd', 's', '3373', '5433', 'O', 'r', '8525', '5621', '3885', 'g', 'h', 't', 'e', '9399', '7105', '7549', 'y', '5287', '4761', '9671', 'S', '6559', 'h', 's', 'F', 'Q', '3213', 'S']

SOLUTION: 3601, 9257, 5433, 7549, S

PROBLEM: 13, ['8829', '8027', 'b', 'C', 'l', 'B', 'z', '5475', 'w', 's', '6289', '1701', '3789', '1693', 'Q', '51', 'd', '7443', 'd', 'm', 'F', 'E', 'I', '949', '1215', 'd', 'Z', 'y', '8265', '1177', 'F', '673', '4871', 'n', '8251', 'h']

SOLUTION:
8829, 1693, Z