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, ['f', '6649', 'i', 'a', 'm', '225', '2629', '1473', 'U', '2653', '2825', '6959', '1447', '8439', 'r', 'Q', 'B', 'e', 'U', 'h', '3833', '5021', 'Q', '261', '9665', '3009']

SOLUTION: f, 2653, U

PROBLEM: 19, ['1291', '1781', 'G', 'Y', '7513', 'R', '4551', '7457', '5231', 'E', 'C', '4125', '9747', '1843', '7341', '2435', 'M', 'B', '8223', 'r', 'M', '5019', 'u', '3351', '6261', 'r', '5131', 'L', 'Q', '1297', 'n', '2015', 't', '7773', '7949', 'U', 'M', 'T', 'L', 'z', 'J', '401', '4923', '353', '709', '7459', 'z', 'Z']

SOLUTION: 1291, r, L

PROBLEM: 14, ['2237', 'C', '9689', 'b', 'z', 'B', 'S', '519', '307', 'u', '179', 'B', 'e', '9583', '7981', 'p', 'o', 'y', 'e', 'n', '7231', '8137', '2357', '3481', '4103', '2589', '843', 'U']

SOLUTION:
2237, 7981