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, 2, ['U', '7253', '5711', '7311', 'j', 'f', 'h', '2511', '7189', '1755', '8953', '1977', '455', '7053', '9309', 'v', '9127', 'U']
answer:
U, 5711, j, h, 7189, 8953, 455, 9309, 9127


question:
3, 3, ['9501', 'O', '491', 'M', '2005', '327', '9113', '7473', '2781', '4777', '5131', '7129', 'I', 'A', '9613', '3055', 'i', 'P', 'm', 'x', '8773']
answer:
491, 327, 2781, 7129, 9613, P, 8773


question:
3, 3, ['7745', '4951', '691', 'S', '2715', '9909', 'i', 'Y', 'I', '8039', '5079', 'u', 'h', '2281', 'i', '4079', 'h', '4675']
answer:

691, 9909, I, u, i, 4675