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: 13, ['K', '5763', '1581', '6399', '2487', '4361', '1839', '7443', '6863', '7943', '9353', 'b', '6683', 'W', '8557', 'z', '4341', '651', '1043', '4191', 'c', '9715', 'Z', '1543', 'l', 'J', 'Q', 'S', '747', 'W', 'X', 'y', 'F', '4291', '7723', 'R', '7865', 'Z', '8177', '2121', 'w', 'A', 'C', '3119', '2061', 'A', 'X', '2661', 'q', '4125']

SOLUTION: K, W, Q, 2121

PROBLEM: 8, ['6443', 'T', '4763', '7313', 'H', '2229', '5197', 'm', '2103', 'f', 'G', '8003', '8945', 't', 'Q', '6013', '7601', '2359', '2647', '9745', '6133', 'z']

SOLUTION: 6443, 2103, 7601

PROBLEM: 13, ['5535', 'Y', 'j', '7661', 'i', 'd', '2357', 'W', 'T', '803', 'V', '827', 'x', 'S', '8945', 'F', 'w', '2145', '1567', 'W', 'N', '9479', '3643', 'b', 'd', '5287', 'A', 'a', 'S', 'd', 'f', '4379', 'r', 'h', '2553', '6467', 'z', '3463', 'q', '1603', '5161', 'z', '8727', 'Q']

SOLUTION:
5535, S, A, 1603