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, 3, ['x', '7677', '6851', 'r', 'a', '4415', '135', '6045', '9777', 'H']
answer:
x, r, 135, H


question:
1, 3, ['B', '7983', 'R', 'g', 'A', 'N']
answer:
B, g


question:
3, 13, ['Z', '8901', 'Z', 'g', '3787', '9529', '1097', 'B', '5833', '4759', 'c', 'c', '3357', 'A', '7501', '9271', '2171', 'S', '251', '5265', 't', '7945', 'U', '3055', 'q', '2771', '3649', '8971', 'k']
answer:

Z, 9271, k