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: 1, 2, ['p', 'U', 'h', '5209', '2903', '1913', '8607']

SOLUTION: p, h, 2903, 8607

PROBLEM: 1, 2, ['Y', 'e', 'P', 'q', 'M', '877']

SOLUTION: Y, P, M

PROBLEM: 2, 4, ['9071', 'L', '8013', 'C', 'c', 'Y', '3421', 's', '6375', 'K', '4925', 'L', 'h']

SOLUTION:
L, Y, K