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:
3, 7, ['223', 'H', 'n', 'N', 'J', '983', 'I', 'V', 'P', 'u', '5075', 'w', 'O', '2747', '1517', '4783', '8077']
answer:
n, u, 8077


question:
1, 2, ['n', 'V', '9217', 'Z', '5791', '6325']
answer:
n, 9217, 5791


question:
3, 9, ['W', 'K', 'r', '8945', 'a', '3107', '1087', '6663', 'm', '847', '6571', '6621', '8337', 'W', '1841', '1759', '8119', 'U', 'u', '2649', 'u', 'E', '8451', 'P', '3117', 'T', '7351', 'S']
answer:

r, 6621, u