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: 4, ['J', 'o', '8101', 'u', 'x', '355', '2797', 'g', 'f', 's', 'p', 'U', 'V', 'P', 'u', 'e', 'x', '8167']

SOLUTION: J, x, f, V, x

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: 12, ['6639', 'v', '4777', '4697', '827', '2459', '3853', '6381', 'j', '2681', '4889', '7437', '5233', 'h', 'c', 'L', 'd', '8905', '4579', '8817', 'L', '7767', '4345', '5681', '8733', '135', 'x', 'W', '8443', 'R', '961', '259', '9757', '81']

SOLUTION:
6639, 5233, 8733