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: 6, ['P', 'r', 'o', 'A', '359', 'h', 'z', 'r', 'Z', 'u', '4475', 'x', '9101', 'e', '9719', 'Q', '2761', '9763', 'C', '8349', 'P', 'r']

SOLUTION: P, z, 9101, C

PROBLEM: 6, ['R', 'n', 'l', 'a', 'g', '5025', '7863', '9925', 'L', 'z', 'H', 'd']

SOLUTION: R, 7863

PROBLEM: 5, ['K', 'm', 'p', 'f', 'D', 'Q', '2187', 'y', '2567', '2391', 'l', '669', '9129', 'e', 'W', '3333', 'n', 't', 'g', '8411', '7933', '6713', '8955', '9579', '585', 'r', '1203', 'w', '9365', 'C', 'J', '305', 'b', 'Q']

SOLUTION:
K, Q, l, 3333, 7933, r, J