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, 1, ['R', '8913', '2399', '3649']
answer:
R, 8913, 2399, 3649


question:
3, 8, ['l', '937', 'c', '3755', '5805', '9853', 'g', 'j', 'Q', 'm', 'G', '6131', 'u', 'M', 'o', 'u', 's', 'K', '9299', 'e', '4511', 'k', '343', '7127', '485', 'p', '3285', '5095', 's']
answer:
c, G, 9299, 3285


question:
1, 8, ['T', '6857', '4321', 'o', 'E', 'Q', 'G', 'L', 'B', '7093', '4011', 'U', '909', 'H', 'l', 'f', 'j', 'g', 'Z', '6023', '243', '6773']
answer:

T, B, j