TASK DEFINITION: In this task, you are given inputs k, i, and A, where k and i are integers and A is a list. You need to find every ith element of A starting from the kth element. The process stops when the position of the next ith element exceeds the length of the list.
PROBLEM: 3, 6, ['q', '4503', '1999', '1829', '7533', 'F', '8509', '2051', 'S', '4221', 'I', '7647', '601', '813', 'M', '877', 't', 'g', 'n', '1571', '7595', '9407', 'L', '8935']

SOLUTION: 1999, S, M, 7595

PROBLEM: 1, 2, ['6999', 'M', 'I', 'b']

SOLUTION: 6999, I

PROBLEM: 1, 6, ['r', 'J', 'e', 'q', '6607', 'I', '4031', 'o', 'J', 'N', 'y', '4271', '2281', 's', '6641', '4101', 'J', '4363', 'K']

SOLUTION:
r, 4031, 2281, K