instruction:
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.
question:
1, 7, ['z', '9643', 'J', 'z', '4173', '2669', '5657', 'W', '7551', 'v', '8503', '407', '1141', '3571', 'S', '9801', '1075', 'U', 'E', '2777', 'y', '6555', '4049', '9157']
answer:
z, W, S, 6555


question:
6, 10, ['Y', 'Z', 'O', '5091', 'm', 'o', '3879', 'f', '5359', 'x', 'a', '25', '5555', 'n', '8595', '599', '3209', 'C', '453', 'Q', '1885', '6703', 'm', 'Z', '1557', 'l', '5553', '531', '5073', 'I']
answer:
o, 599, l


question:
1, 3, ['n', '8229', 'O', '1119', 'L', '8885', '6143', 'b', 'l', '4053', 'S', 'x', '3629', '159', '9513']
answer:

n, 1119, 6143, 4053, 3629