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, ['P', '5165', 'u', 'D', 'w', '441', '9717', 'a', 'X', 'P', '2475', 'l', 'j', '6545', '5945', 'Y', '2181', 'c', 'T', 'I', '545', '4451', 'I', '8507', 'i', 'a', '283', 't', '9253']

SOLUTION: P, D, 9717, P, j, Y, T, 4451, i, t

PROBLEM: 13, ['t', 'F', 'O', '1809', 'p', '307', 'o', '1843', 'V', '6457', 'n', 'Q', '7495', 'Y', '4009', 'x', '8747', 'x', '4171', 'r', 'V', '3855', 'c', 'b', '8481', '4945', '995', 'D', 'Z', '4401', 'c', '4577', '4155', '9517', '9825', 'j', 'E', '3931', 'd', '4275']

SOLUTION: t, Y, 995, 4275

PROBLEM: 2, ['x', '7443', '7465', '8489', 't', '5015', 'f', 'c', '5315', 'y', '7245', '5095', 's', '4131', '7349', '5987', '6445']

SOLUTION:
x, 7465, t, f, 5315, 7245, s, 7349, 6445