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:
2, 5, ['7731', '6511', 'f', '3575', 'I', '2971', '4355', '4439', 'H', 'o', 'l', '861', '1651', '251', '3637']
answer:
6511, 4355, 861


question:
2, 4, ['E', 'T', '7199', 'e', 'Q', 'P', '2315', '6487', '753', '6323']
answer:
T, P, 6323


question:
1, 7, ['I', 'P', '3345', '8015', 'p', '9935', '559', '1681', '9801', '9441', '7069', '1115', '1737', '1813', 'Q', '1015', 'a', 'K', 'u', 'k']
answer:

I, 1681, Q