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, ['m', '3049', '5131', 'w', 'q', 'r', '8377', '2459', '4001']
answer:
m, 3049, 5131, w, q, r, 8377, 2459, 4001


question:
1, 2, ['6999', 'M', 'I', 'b']
answer:
6999, I


question:
1, 3, ['1491', 'X', 't', 'n', '2873', '9693', 'A', 'D', '7971', 'q']
answer:

1491, n, A, q