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, ['K', 'x', 'G', 'v', '6919', 'p', '3277', 'v', '9421', '8061', 'Q', 'n', 'x', 'j', 'r', '5649', 'k', 'G', 'e', '7087', '2685', '3081', 'S', 'e']

SOLUTION: G, 9421, r, 2685

PROBLEM: 4, 10, ['1653', '9749', '8467', '2353', '6365', '3921', '5909', '3243', '3467', '8123', 'r', '9691', 'Y', 'H', 'c', 'X', '6825', 'j', 'q', '9087', 'x', 'r']

SOLUTION: 2353, H

PROBLEM: 1, 1, ['U', 'l', 'R', 'c']

SOLUTION:
U, l, R, c