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:
4, 8, ['q', 'O', 'H', '6297', 'u', '8567', '4421', 'E', '911', 'S', 'P', '6215', '6333', 'H', '1623', 'm', '1779', 'c', '5003', 'Z']
answer:
6297, 6215, Z


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


question:
4, 9, ['2107', '7101', 'Q', 't', 'P', 'R', '1305', 'F', '9731', '7049', 'O', 'O', '7109', '2983', '8555', 'R', '427', '6373', '6027', '4657', '9575', 'S', 'v', '4151', '6785', 'e', 'Z']
answer:

t, 7109, S