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, 4, ['E', '3305', '1973', 'L', 'R', '4451', '5315', '7293']
answer:
E, R


question:
1, 1, ['R', '6291', 'M', 'j', '6217', '5951', 'z']
answer:
R, 6291, M, j, 6217, 5951, z


question:
1, 1, ['c', 'J', 'E', '9025', '7145', '3807', '5107', 'E', '5753', 'O', '3955', 'q', '8817', '3677', '9025', '575', '6565', '3873', 'c', 'Y', '3903', '7543', '9905', 'i', 'p', 'u', '7043']
answer:

c, J, E, 9025, 7145, 3807, 5107, E, 5753, O, 3955, q, 8817, 3677, 9025, 575, 6565, 3873, c, Y, 3903, 7543, 9905, i, p, u, 7043