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', 'x', 'Y', '6273', '7899', 'h', 'h', 'e']
answer:
U, Y, 7899, h


question:
1, 6, ['9283', '8833', '7371', 'A', '6995', 'l', '9321', '2879', '1563', 'A', '2803', '4299', '667']
answer:
9283, 9321, 667


question:
1, 1, ['6561', 'P', 'R']
answer:

6561, P, R