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, 7, ['6941', '3981', '8249', 'H', '7685', 'z', '2077', 'U', 'L', '3187', 'W', 'K', 'C', 'V', 'U', 'j', 'z', '1159', '2423', '9457', '2199', '9739']
answer:
H, W, 1159


question:
3, 1, ['2537', '9043', 'U', 'r', 'P', 'r', '1491', 'L', 'K', '3555', 'Q', '7697', 'K', '181', 'Z', '303']
answer:
U, r, P, r, 1491, L, K, 3555, Q, 7697, K, 181, Z, 303


question:
2, 3, ['A', 'V', 'T', 'T', 'x', 'c', '8095', '6839', 'M', 'X', '6125']
answer:

V, x, 6839, 6125